-凯发平台

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100|  |▼a19920916a19719999m  y0engy0120    ba
101|0 |▼aeng
102|  |▼ausa
110|  |▼aaga    0uu0
200|10|▼ajournal of combinatorial the-
   |  |ory,series b
207| 0|▼av.10 (1971)-
210|  |▼anew york, n.y.▼cacademic press
300|  |▼acoverage by abstracting and -
   |  |indexing publication: science -
   |  |citations index
431|  |▼12001▼a0021-9800
530|0 |▼ajournal of combinatorial the-
   |  |ory. series b
531|  |▼aj. comb. theory, ser. b
541|1 |▼a（美）组合理论杂志．b辑
690|  |▼ao157
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