共 12 条
[1]
[Anonymous], 1968, J COMBIN THEORY
[2]
BEHZAD M, INTRODUCTION THEORY
[4]
POINT-ARBORICITY OF PLANAR GRAPHS
[J].
JOURNAL OF THE LONDON MATHEMATICAL SOCIETY,
1969, 44 (176P)
:612-+
[5]
CHARTRAND G, TO BE PUBLISHED
[6]
Dirac G. A., 1952, P LOND MATH SOC, V2, P69, DOI DOI 10.1112/PLMS/S3-2.1.69
[7]
Dirac G.A., 1953, FUND MATH, V40, P42
[8]
Dirac Gabriel A., 1952, J LOND MATH SOC, V27, P85, DOI 10.1112/jlms/s1-27.1.85
[9]
Harary F., 1969, GRAPH THEORY, DOI [DOI 10.1201/9780429493768, DOI 10.21236/AD0705364]
[10]
LICK DR, TO BE PUBLISHED