00429nam a2200145Ia 4500020001800000082002000018245004500038260003400083700003300117490005000150500000500200100004900205300002200254856000700276  a9783642174032  a510.3bEn56.139  aEncyclopaedia of Mathematical Sciencesb  aBerlinbSpringer-Verlagc2011  aWehlau, David L. ; jt. auth.  aEncyclopaedia of Mathematical Sciences v 139  a  aCampbell, H. E. A. Eddy and Wehlau, David L.  axiii, 233p. Index  df