Chaos in Bianchi I cosmology
陈菊华, 王永久
Chaos in Bianchi I cosmology
Chen Ju-Hua (陈菊华), Wang Yong-Jiu (王永久)
中国物理B . 2005, (7): 1282 -1286 .  DOI: 10.1088/1009-1963/14/7/002