00494nam a2200169 a 450000500170000002000150001708200150003210000150004724500540006226000300011630000280014669000170017496400300019199700180022199900170023995200680025620251203110158.0  a156881111X  a511.5bCHU  aChung, Fan  aErodos on graphsbHis legacy of unsolved problems  aNatickbA.K. Petersc1999  axiii, 142p.c23 cm P.B.  aGraph theory  bENGLISHcd511eBOOKfg_  a96804 LIBSC C  c80659d80659  00104070aPUbPUd2000-05-18g954.12l0o511.5 CHUp96804yBK