共 9 条
[5]
A NOTE ON OPTIMAL AND SUBOPTIMAL DIGRAPH REALIZATIONS OF QUASIDISTANCE MATRICES
[J].
SIAM JOURNAL ON ALGEBRAIC AND DISCRETE METHODS,
1984, 5 (01)
:117-132
[8]
SIMOESPEREIRA JMS, 1969, J COMB THEORY, V6, P303
[9]
Zareckii K. A., 1965, USP MAT NAUK, V20, P90