共 12 条
- [1] EVERY PLANAR GRAPH HAS AN ACYCLIC-7-COLORING [J]. ISRAEL JOURNAL OF MATHEMATICS, 1977, 28 (1-2) : 169 - 174
- [2] Borodin O.V., 1976, DISKRETNY ANALIZ, V28, P3
- [3] Chartrand G., 1971, J COMB THEORY B, V10, P12
- [4] CHARTRAND G, 1968, J LONDON MATH SOC, V44, P612
- [5] ACYCLIC COLORINGS OF PLANAR GRAPHS [J]. ISRAEL JOURNAL OF MATHEMATICS, 1973, 14 (04) : 390 - 408
- [7] Kostochka A.V., 1976, DISCRETNY ANAL, V28, P40
- [9] LICK DR, 1969, J LOND MATH SOC, V1, P750
- [10] EVERY PLANAR GRAPH HAS AN ACYCLIC 8-COLORING [J]. DUKE MATHEMATICAL JOURNAL, 1974, 41 (157) : 177 - 181