- 
								[1]
								W. D. Apel, J. C. Arteaga-Velázquez, K. Bekk et al, Astroparticle Physics, 65: 55-63 (2015) 
- 
								[2]
								Zhao Jing, Liu Jia, Sheng Xiang-Dong et al, Chinese Physics C, 38(3): 036002 (2014) 
- 
								[3]
								Zhen Wang, Yiqing Guo, Hui Cai et al., Experimental Astronomy, 45: 363-377 (2018) 
- 
								[4]
								Liu Cheng, Bi Xiao-Jun, Chen Tian-Lu et al, Chinese Physics C, 37(2): 026001 (2013) 
- 
								[5]
								D. Heck, J. Knapp, J. N. Capdevielle et al, (1998) 
- 
								[6]
								S. Ostapchenko, Nuclear Physics B - Proceedings Supplements, 151(1): 143-146 (2006) 
- 
								[7]
								T. K. Gaisser, T. Stanev, and S. Tilav, Frontiers of Physics, 8(6): 748-758 (2013) 
- 
								[8]
								J. R. Horandel, Astroparticle Physics, 19(2): 193-220 (2003) 
- 
								[9]
								M. Amenomori and Tibet Asγ Collaboration, International Cosmic Ray Conference, 2: (2011) 
- 
								[10]
								M. Amenomori and Tibet Asγ Collaboration, International Cosmic Ray Conference, 2: 704-707 (1991) 
- 
								[11]
								Koichi Kamata and Jun Nishimura, Progress of Theoretical Hysics Supplement, 6: 93-155 (1958) 
- 
								[12]
								Kenneth Greisen, Ann. Rev. Nuc. Sci., 10: 63-108 (1960)