TY - BOOK ID - 6417839 TI - Combinatorics AU - Hajnal, András AU - Sós, Vera Turán PY - 1978 VL - 18 SN - 9638021020 0444850953 9789638021021 PB - Amsterdam : North-Holland, DB - UniCat KW - Combinatorial analysis. UR - https://www.unicat.be/uniCat?func=search&query=sysid:6417839 AB - ER -