共 7 条
[1]
BARTH KF, 1969, P AM MATH SOC, V22, P53
[2]
COLLINGWOOD EF, 1966, CLUSTER SETS
[3]
DOMAR Y, 1954, ARK MAT, V3, P429
[4]
GAVRILOV VI, 1979, MOSCOW U MATH B, V34, P33
[5]
LUSIN NN, 1925, ANN SCI ECOLE NORM S, V42, P143
[6]
RIPPON PJ, 1978, J LOND MATH SOC, V17, P469