共 9 条
[1]
ALEXANDROFF P, 1935, TOPOLOGY, P552
[2]
BERNSTEIN, 1958, P ROY SOC LONDON A, V244, P17
[3]
GRAD H, 1954, COMMUNICATION OCT
[4]
KRUSKAL MD, 1955, NYO7307PMS17 US AT E
[5]
KRUSKAL MD, 1952, NYO998PMS5 US AT EN
[8]
SPITZER L, 1952, NYO997PMS4 US AT EN
[9]
SPITZER L, 1956, PHYSICS FULLY IONIZE