- 
								[1]
								J. M. Maldacena, Int. J. Theor. Phys., 38: 1113 (1999); Adv. Theor. Math. Phys., 2: 231 (1998) 
- 
								[2]
								S. S. Gubser, I. R. Klebanov, and A. M. Polyakov, Phys. Lett. B, 428: 105 (1998) 
- 
								[3]
								E. Witten, Adv. Theor. Math. Phys., 2: 253 (1998) 
- 
								[4]
								J. Polchinski and M. J. Strassler, Phys. Rev. Lett., 88: 031601 (2002) 
- 
								[5]
								A. Karch, E. Katz, D. T. Son, and M. A. Stephanov, Phys. Rev. D, 74: 015005 (2006) 
- 
								[6]
								G. F. de Teramond and S. J. Brodsky, Phys. Rev. Lett., 102:081601 (2009) 
- 
								[7]
								S. J. Brodsky and G. F. de Teramond, Subnucl. Ser., 45: 139-183 (2009) 
- 
								[8]
								G. F. de Teramond and S. J. Brodsky, AIP Conf. Proc., 1296: 128-139 (2010) 
- 
								[9]
								S. J. Brodsky, G. F. de Teramond, H. G. Dosch et al, Phys. Rept., 584: 1-105 (2015) 
- 
								[10]
								G. F. de Teramond and S. J. Brodsky, Phys. Rev. Lett., 94:201601 (2005) 
- 
								[11]
								S. J. Brodsky and G. F. de Teramond, Phys. Rev. Lett., 96:201601 (2006) 
- 
								[12]
								G. F. de Teramond and S. J. Brodsky, Nucl. Phys. Proc. Suppl., 199: 89-96 (2010) 
- 
								[13]
								G. F. de Teramond, H. G. Dosch, and S. J. Brodsky, Phys. Rev. D, 91: 045040 (2015) 
- 
								[14]
								H. G. Dosch, G. F. de Teramond, and S. J. Brodsky, Phys. Rev. D, 91: 085016 (2015) 
- 
								[15]
								S. J. Brodsky, G. F. de Teramond, H. G. Dosch et al, Phys. Lett. B, 759: 171-177 (2016) 
- 
								[16]
								S. J. Brodsky, G. F. de Teramond, H. G. Dosch et al, Int. J. Mod. Phys. A, 31 (19): 1630029 (2016) 
- 
								[17]
								H. G. Dosch, G. F. de Teramond, and S. J. Brodsky, Phys. Rev. D, 95: 034016 (2017) 
- 
								[18]
								T. Branz, T. Gutsche, V. E. Lyubovitskij et al, Phys. Rev. D, 82: 074022 (2010) 
- 
								[19]
								S. J. Brodsky and G. F. de Teramond, Phys. Rev. D, 77:056007 (2008) 
- 
								[20]
								S. J. Brodsky, F. G. Cao, and G. F. de Teramond, Phys. Rev. D, 84: 033001 (2011) 
- 
								[21]
								S. J. Brodsky and G. F. de Teramond, Phys. Rev. D, 78:025032 (2008) 
- 
								[22]
								S. J. Brodsky, G. F. de Teramond, and A. Deur, Phys. Rev. D, 81: 096010 (2010) 
- 
								[23]
								A. Deur, S. J. Brodsky, and G. F. de Teramond, Phys. Lett. B, 757: 275-281 (2016) 
- 
								[24]
								A. Deur, S. J. Brodsky, and G. F. de Teramond, Prog. Part. Nucl. Phys., 90: 1-74 (2016) 
- 
								[25]
								C. W. Hwang, Phys. Rev. D, 86: 014005 (2012) 
- 
								[26]
								N. R. F. Braga, M. A. Martin Contreras, and S. Diles, Phys. Lett. B, 763: 203-207 (2016) 
- 
								[27]
								A. Vega, I. Schmidt, T. Branz et al, Phys. Rev. D, 80: 055014 (2009) 
- 
								[28]
								R. Swarnkar and D. Chakrabarti, Phys. Rev. D, 92: 074023 (2015) 
- 
								[29]
								M. Ahmady, F. Chishtie, and R. Sandapen, Phys. Rev. D, 95:074008 (2017) 
- 
								[30]
								Q. Chang, S. J. Brodsky, and X. Q. Li, Phys. Rev. D, 95:094025 (2017) 
- 
								[31]
								M. Ahmady, R. Sandapen, and N. Sharma, Phys. Rev. D, 94:074018 (2016) 
- 
								[32]
								G. P. Lepage and S. J. Brodsky, Phys. Rev. D, 22: 2157 (1980) 
- 
								[33]
								A. V. Efremov and A. V. Radyushkin, Phys. Lett. B, 94: 245-250 (1980) 
- 
								[34]
								V. L. Chernyak and A. R. Zhitnitsky, Phys. Rept., 112: 173-318 (1984) 
- 
								[35]
								S. Descotes-Genon and P. Koppenburg, Ann. Rev. Nucl. Part. Sci., 67: 97 (2017) 
- 
								[36]
								M. Artuso, G. Borissov, and A. Lenz, Rev. Mod. Phys., 88:045002 (2016) 
- 
								[37]
								V. Lyubovitskij, T. Branz, T. Gutsche et al, PoS LC, 2010:030 (2010) 
- 
								[38]
								A. Vega, I. Schmidt, T. Gutsche et al, AIP Conf. Proc., 1432: 253-256 (2012) 
- 
								[39]
								T. Gutsche, V. E. Lyubovitskij, I. Schmidt et al, Phys. Rev. D, 90: 096007 (2014) 
- 
								[40]
								J. L. Rosner, S. Stone, and R. S. Van de Water, arXiv:1509.02220 [hep-ph] 
- 
								[41]
								C. Patrignani et al (Particle Data Group), Chin. Phys. C, 40:100001 (2016) 
- 
								[42]
								A. Bharucha, D. M. Straub, and R. Zwicky, JHEP, 1608: 098 (2016) 
- 
								[43]
								Y. Grossman, M. Knig, and M. Neubert, JHEP, 1504: 101 (2015) 
- 
								[44]
								J. R. Forshaw and R. Sandapen, JHEP, 1110: 093 (2011) 
- 
								[45]
								J. R. Forshaw and R. Sandapen, Phys. Rev. Lett., 109:081601 (2012) 
- 
								[46]
								M. Ahmady and R. Sandapen, Phys. Rev. D, 87: 054013 (2013) 
- 
								[47]
								M. Ahmady and R. Sandapen, Phys. Rev. D, 88: 014042 (2013) 
- 
								[48]
								M. Ahmady, R. Campbell, S. Lord et al, Phys. Rev. D, 88:074031 (2013) 
- 
								[49]
								M. Ahmady, R. Campbell, S. Lord et al, Phys. Rev. D, 89:074021 (2014) 
- 
								[50]
								M. R. Ahmady, S. Lord, and R. Sandapen, Phys. Rev. D, 90:074010 (2014) 
- 
								[51]
								M. Ahmady, S. Lord, and R. Sandapen, PoS DIS, 2015: 160 (2015) 
- 
								[52]
								M. Ahmady, S. Lord, and R. Sandapen, Nucl. Part. Phys. Proc., 270-272: 160-163 (2016) 
- 
								[53]
								H. J. Melosh, Phys. Rev. D, 9: 1095 (1974) 
- 
								[54]
								P. L. Chung, W. N. Polyzou, F. Coester et al, Phys. Rev. C, 37: 2000-2015 (1988) 
- 
								[55]
								W. Jaus, Phys. Rev. D, 41: 3394 (1990) 
- 
								[56]
								H. M. Choi and C. R. Ji, Phys. Rev. D, 59: 074015 (1999) 
- 
								[57]
								H. M. Choi and C. R. Ji, Phys. Rev. D, 75: 034019 (2007) 
- 
								[58]
								C. W. Hwang, Phys. Rev. D, 81: 114024 (2010) 
- 
								[59]
								S. J. Brodsky, H. C. Pauli, and S. S. Pinsky, Phys. Rept., 301: 299-486 (1998) 
- 
								[60]
								M. Neubert and B. Stech, Adv. Ser. Direct. High Energy Phys., 15: 294-344 (1998) 
- 
								[61]
								P. Ball, G. W. Jones, and R. Zwicky, Phys. Rev. D, 75: 054004 (2007) 
- 
								[62]
								J. B. Kogut and L. Susskind, Phys. Rev. D, 9: 3391-3399 (1974) 
- 
								[63]
								M. Diehl, Eur. Phys. J. C, 25: 223-232 (2002) [Erratum: ibid. 31: 277 (2003)] 
- 
								[64]
								M. Neubert, Phys. Rept., 245: 259-395 (1994) 
- 
								[65]
								H. Leutwyler, Nucl. Phys. B, 76: 413-444 (1974) 
- 
								[66]
								S. Aoki et al, Eur. Phys. J. C, 77 (2): 112 (2017) 
- 
								[67]
								V. Lubicz, A. Melis, and S. Simula, PoS LATTICE, 2016:291 (2017) 
- 
								[68]
								V. M. Braun et al, JHEP, 1704: 082 (2017) 
- 
								[69]
								S. Narison, Nucl. Part. Phys. Proc., 270-272: 143-153 (2016) 
- 
								[70]
								W. Lucha, D. Melikhov, and S. Simula, PoS EPS-HEP2017,669 (2017) 
- 
								[71]
								M. N. Sergeenko, Z. Phys. C, 64: 315-322 (1994) 
- 
								[72]
								S. S. Gershtein, A. K. Likhoded, and A. V. Luchinsky, Phys. Rev. D, 74: 016002 (2006) 
- 
								[73]
								A. M. Badalian, A. I. Veselov, and B. L. G. Bakker, Phys. Rev. D, 70: 016007 (2004) 
- 
								[74]
								D. Ebert, R. N. Faustov, and V. O. Galkin, Phys. Rev. D, 79:114029 (2009) 
- 
								[75]
								M. Burkardt, Phys. Rev. D, 47: 4628-4633 (1993) 
- 
								[76]
								S. J. Brodsky and D. S. Hwang, Nucl. Phys. B, 543: 239-252 (1999) 
- 
								[77]
								J. P. B. C. de Melo, J. H. O. Sales, T. Frederico et al, Nucl. Phys. A, 631: 574C-579C (1998) 
- 
								[78]
								H. M. Choi and C. R. Ji, Phys. Rev. D, 58: 071901 (1998) 
- 
								[79]
								W. Jaus, Phys. Rev. D, 60: 054026 (1999) 
- 
								[80]
								W. Jaus, Phys. Rev. D, 67: 094010 (2003) 
- 
								[81]
								B. L. G. Bakker, H. M. Choi, and C. R. Ji, Phys. Rev. D, 65:116001 (2002) 
- 
								[82]
								B. L. G. Bakker, H. M. Choi, and C. R. Ji, Phys. Rev. D, 67:113007 (2003) 
- 
								[83]
								H. M. Choi and C. R. Ji, Few Body Syst., 54: 1633-1636 (2013) 
- 
								[84]
								H. M. Choi and C. R. Ji, Phys. Rev. D, 89: 033011 (2014) 
- 
								[85]
								H. Y. Cheng, C. K. Chua, and C. W. Hwang, Phys. Rev. D, 69: 074025 (2004) 
- 
								[86]
								S. G. Zhou and H. C. Pauli, J. Phys. G, 30: 983-987 (2004) 
- 
								[87]
								M. Karliner and H. J. Lipkin, Phys. Lett. B, 650: 185-192 (2007) 
- 
								[88]
								M. Karliner, B. Keren-Zur, H. J. Lipkin et al, Annals Phys., 324: 2-15 (2009) 
- 
								[89]
								H. R. Grigoryan, P. M. Hohler, and M. A. Stephanov, Phys. Rev. D, 82: 026005 (2010) 
- 
								[90]
								K. Jansen et al (ETM Collaboration), Phys. Rev. D, 80:054510 (2009) 
- 
								[91]
								P. Ball and V. M. Braun, Phys. Rev. D, 54: 2182-2193 (1996) 
- 
								[92]
								P. Ball and V. M. Braun, Phys. Rev. D, 58: 094016 (1998) 
- 
								[93]
								P. Ball and R. Zwicky, Phys. Rev. D, 71: 014029 (2005) 
- 
								[94]
								P. Ball and R. Zwicky, JHEP, 0604: 046 (2006) 
- 
								[95]
								P. Dimopoulos et al (ETM Collaboration), PoS LATTICE, 2008: 271 (2008) 
- 
								[96]
								W. Lucha, D. Melikhov, and S. Simula, Phys. Lett. B, 735:12 (2014) 
- 
								[97]
								D. Becirevic, V. Lubicz, F. Sanfilippo, S. Simula, and C. Tarantino, JHEP, 1202: 042 (2012) 
- 
								[98]
								V. Lubicz et al (ETM Collaboration), Phys. Rev. D, 96:034524 (2017) 
- 
								[99]
								D. Becirevic, A. Le Yaouanc, A. Oyanguren et al, arXiv:1407.1019 [hep-ph] 
- 
								[100]
								B. Colquhoun et al (HPQCD Collaboration), Phys. Rev. D, 91: 114509 (2015)