共 15 条
- [1] Ashman GC, 1908, AM J SCI, V26, P119
- [3] The ultimate composition of British coals. [J]. JOURNAL OF THE CHEMICAL SOCIETY, 1922, 121 : 221 - 238
- [4] ELSTER J, 1903, PHYS Z, V4, P138
- [5] ELSTER J, 1903, PHYS Z, V4, P522
- [9] FIRKET J, 1936, T FARAD SOC APR, P1192