共 50 条
- [41] ODD CYCLES AND PERFECT GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (07): : A649 - A649
- [42] FRIENDSHIP SETS AND RAMSEY GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (04): : A420 - A420
- [43] REFLECTORS AND CHROMATICALLY EQUIVALENT GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (07): : A723 - A723
- [44] R-LATTICE GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (02): : A254 - A254
- [45] R-PARTITE GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1973, 20 (07): : A649 - A649
- [46] ANOTHER NOTE ON TRIANGULATED GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1972, 19 (01): : A33 - &
- [47] NONTRIANGULAR GENUS AND THICKNESS OF GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1974, 21 (01): : A37 - A37
- [48] GROUPS OF GENERALIZED PETERSEN GRAPHS . PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1970, 17 (01): : 204 - &
- [49] EMBEDDING GRAPHS IN PROJECTIVE PLANE, PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1975, 22 (06): : A657 - A657
- [50] UNDECIDABILITY OF FINITE CUBIC GRAPHS - PRELIMINARY REPORT NOTICES OF THE AMERICAN MATHEMATICAL SOCIETY, 1972, 19 (01): : A26 - &