00290nam a2200121Ia 4500082001900000100002000019245003000039260003400069300001600103490003900119500000500158700000500163  a515.1bP515.LS  aPeyerimhoff, A.  aLectures on summabilityb  aBerlinbSpringer-Verlagc1969  a111p. Index  aLecture notes in Mathematicsv 107  a  a