00578nam a2200193 a 450000500170000002000150001708200190003210000170005124500430006826000260011130000230013749000500016069000380021070000180024896400190026699700180028599900170030395200640032020251203091818.0  a0521423856  a511.5,bD, Cam  aCameron, PJ.  aDesigns, graphs, codes and their links  aCambridgebCUP.c1991  aviii,240p.c25 cm.  aLondon mathematical society student textsd22  aTheory and construction of graphs  aLint, JH. Van  bengcdefg_  a79414 LIBSC C  c53637d53637  00104070aPUbPUd1998-04-08l0o511.5, D, Camp79414yBK