共 7 条
[3]
Cecioni F., 1910, ANN SCUOLA NORM-SCI, V11, P17
[4]
Penrose R., 1955, P CAMB PHIL SOC, V51, P406, DOI [10.1017/S0305004100030401, DOI 10.1017/S0305004100030401]
[5]
Rao C.R., 1971, GENERALIZED INVERSE
[7]
RAO CR, 1965, RESEARCH PAPERS STAT