Matrix mechanics H.S. Green, with a foreword by Max Born. Green, Herbert S. Matrix mechanics. QC174.3 .G7 530.12 GRM Stamped on t.p.: Stechert-Hafner Service Agency, New York. Bibliography: p. 118. Groningen : P. Noordhoff, 1965. 1965. 1965 Text 118 p. ; eng