LC control no. | n 84804491 |
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Personal name heading | Ringel, Gerhard |
Found in | LCCN 63-29080: His Färbungsprobleme auf Flächen und Graphen, 1959 (hdg.: Ringel, Gerhard) LC data base, 9-5-84 (hdg.: Ringel, Gerhard) Hartsfield, N. Pearls in graph theory, c1990: CIP t.p. (Gerhard Ringel, Dept. of Math., Univ. of Calif., Santa Cruz) Topics in combinatorics and graph theory, c1990: t.p. (Gerhard Ringel) p. xiii (b. 10-28-19) |