- 
								[1]
								T. Buscher, Phys. Lett. B, 194: 59 (1987); 201: 466 (1988) 
- 
								[2]
								M. Roček and E. Verlinde, Nucl. Phys. B, 373: 630 (1992) 
- 
								[3]
								A. Giveon, M. Porrati, and E. Rabinovici, Phys. Rep., 244: 77 (1994) 
- 
								[4]
								E. Alvarez, L. Alvarez-Gaume, J. Barbon, and Y. Lozano, Nuc. Phys. B, 415: 71 (1994) 
- 
								[5]
								Lj. Davidović and B. Sazdović, EPJ C, 74 2683 (2014). 
- 
								[6]
								D. Lust, JHEP, 12: 084 (2010) 
- 
								[7]
								D. Andriot, M. Larfors, D. Lust, and P. Patalong, JHEP, 06: 021 (2013) 
- 
								[8]
								Lj. Davidović, B. Nikolić, and B. Sazdović, EPJ C, 74: 2734 (2014) 
- 
								[9]
								Lj. Davidović, B. Nikolić, and B. Sazdović, Eur. Phys. J. C, 75: 576 (2015) arXiv: 1406.5364 
- 
								[10]
								B. Sazdović, JHEP, 08: 055 (2015) 
- 
								[11]
								M. Duff, Nucl. Phys. B, 335: 610 (1990) 
- 
								[12]
								A. A. Tseytlin, Phys. Lett. B, 242: 163 (1990) 
- 
								[13]
								A. A. Tseytlin, Nucl. Phys. B, 350: 395 (1991) 
- 
								[14]
								W. Siegel, Phys. Rev. D, 48: 2826 (1993) 
- 
								[15]
								W. Siegel, Phys. Rev. D, 47: 5453 (1993) 
- 
								[16]
								C. M. Hull, JHEP, 10: 065 (2005) 
- 
								[17]
								C. M. Hull, JHEP, 10: 057 (2007); 07: 080 (2007) 
- 
								[18]
								K. Becker, M. Becker, and J. Schwarz, String Theory and M-Theory: A Modern Introduction; B. Zwiebach, A First Course in String Theory (Cambridge University Press, 2004) 
- 
								[19]
								C. Hull, B. Zwiebach, JHEP, 09: 099 (2009); JHEP, 09: 090 (2009) 
- 
								[20]
								O. Hohm, C. Hull, and B. Zwiebach, JHEP, 08: 008 (2010) 
- 
								[21]
								G. Aldazabal, D. Marques, and C. Nunez, Class.Quant.Grav., 30: 163001 (2013) 
- 
								[22]
								D. S. Berman and D. C. Thompson, arXiv:1306.2643 
- 
								[23]
								A. Giveon and M. Roček, Nucl. Phys. B, 421: 173 (1994) 
- 
								[24]
								B. Nikolić and B. Sazdović, Nucl. Phys. B, 836 (2010) 100 
- 
								[25]
								B. Nikolić, B. Sazdović, Eur. Phys. J C, 77: 197 (2017) arXiv:1505.06044 
- 
								[26]
								C. M. Hull, JHEP 07: 021 (1998) 
- 
								[27]
								B. Nikolić, B. Sazdović, Nucl. Phys. B. 917: 105 (2017) arXiv:1603.05061