Constraints on the generalized natural inflation after Planck 2018

[1]
A. H. Guth, Phys. Rev. D, 23: 347-356 (1981)
[2]
A. D. Linde, Phys. Lett. B, 108: 389-393 (1982)
[3]
A. Albrecht and P. J. Steinhardt, Phys. Rev. Lett., 48: 1220-1223 (1982)
[4]
S. W. Hawking and I. G. Moss, Phys. Lett. B, 110: 35-38 (1982)
[5]
A. D. Linde, Phys. Lett. B, 129: 177-181 (1983)
[6]
V. F. Mukhanov and G. Chibisov, JETP Lett., 33: 532-535 (1981)
[7]
S. W. Hawking, Phys. Lett. B, 115: 295-297 (1982)
[8]
A. H. Guth and S. Y. Pi, Phys. Rev. Lett., 49: 1110-1113 (1982)
[9]
Starobinsky and Alexei A., Phys. Lett. B, 91: 99-102 (1980)
[10]
L. Boubekeur and D. H. Lyth, JCAP, 0507: 010 (2005)
[11]
K. Freese, J. A. Frieman, and A. V. Olinto, Phys. Rev. Lett., 65: 3233 (1990)
[12]
F. C. Adams, J. R. Bond, K. Freese et al., Phys. Rev. D, 47: 427 (1993)
[13]
R. Kallosh and A. Linde, JCAP, 1306: 028 (2013)
[14]
R. Kallosh, A. Linde, and D. Roest, JHEP, 1311: 198 (2013)
[15]
A. R. Liddle and D. H. Lyth, Phys. Lett. B, 291: 391-398 (1992)
[16]
A. R. Liddle, P. Parsons, and J. D. Barrow, Phys. Rev. D, 50: 7222-7232 (1994)
[17]
P. J. Steinhardt and M. S. Turner, Phys. Rev. D, 29: 2162-2171 (1984)
[18]
J. B. Munoz and M. Kamionkowski, Phys. Rev. D, 91: 043521 (2015)
[19]
R-G. Cai, Z-K. Guo, and S-J. Wang, Phys. Rev. D, 92: 063506 (2015)
[20]
Q-G Huang, K Wang, and S Wang, Phy. Rev. D, 93: 103516 (2016)
[21]
J. Martin, C. Ringeval, and V. Vennina, Phys. Dark Univ., 5-6: 75 (2014)
[22]
P. A. R. Ade et al. (Planck Collaboration), Astronomy. Astrophysics, 571: A16 (2014)
[23]
P. A. R. Ade et al. (Planck Collaboration), Astronomy. Astrophysics, 571: A22 (2014)
[24]
P. A. R. Ade et al. (Planck Collaboration), Astronomy. Astrophysics, 594: A13 (2016)
[25]
P. A. R. Ade et al. (Planck Collaboration), Astronomy. Astrophysics, 594: A20 (2016)
[26]
N. Aghanim et al. (Planck Collaboration), “Planck 2018 results. VI. Cosmological parameters,” arXiv: 1807.06209
[27]
Y. Akrami et al. (Planck Collaboration), “Planck 2018 results. X. Constraints on inflation,” arXiv: 1807.06211
[28]
P. A. R. Ade et al. (Keck Array and BICEP2 Collaborations), Phys. Rev. Lett., 116: 031302 (2016)
[29]
D. I. Podolsky, G. N. Felder, L, Kofman et al., Phys. Rev. D, 73: 023501 (2006)
[30]
P. A. R. Ade et al. (Keck Array and BICEP2 Collaborations), Phys. Rev. Lett., 121: 221301 (2018)
[31]
L. F. Abbott, E. Farhi, and M. B. Wise, Phus. Lett. B, 117: 28 (1982)
[32]
L. Kofman, A. D. Linde, and A. A. Starobinsky, Phys. Rev. D, 56: 3258-3295 (1997)
[33]
R. Allahverdi, R. Brandenberger, F.Y. Cyr-Racine et al., Annu. Rev. Nucl. Part. Sci, 60: 27 (2010)
[34]
A. Lewis and S. Bridle, Phys. Rev. D, 66: 103511 (2002)
[35]
M. Drewes, JCAP, 03: 013 (2016)
[36]
Y. Ueno and K. Yamamoto, Phys. Rev. D, 93: 083524 (2016)
[37]
C. Cheng, Q. G. Huang, and W. Zhao, Sci. China Phys. Mech. Astron., 57: 1460 (2014)
[38]
Q. G. Huang, S. Wang, and W. Zhao, JCAP, 1510: 035 (2015)
[39]
D. H. Lyth, Phys. Rev. Lett., 78: 1861 (1997)
[40]
J. Martin and C. Ringeval, Phys. Rev. D, 82: 023511 (2010)
[41]
L. Dai, M. Kamionkowski, and J. Wang, Phys. Rev. Lett., 113: 041302 (2014)
[42]
S. Dodelson, Modern Cosmology, (Amsterdam, Boston: Academic Press, 2003)
[43]
V. F. Mukhanov, Physical Foundations of Cosmology, (Cambridge Universe Press, Cambridge, England, 2005)