Reversible Carnot cycle outside a black hole
邓熙浩, 高思杰
Reversible Carnot cycle outside a black hole
Deng Xi-Hao(邓熙浩) and Gao Si-Jie(高思杰)
中国物理B . 2009, (3): 927 -932 .  DOI: 10.1088/1674-1056/18/3/015