TY - BOOK AU - Schwinger,Julian TI - Quantum kinematics and dynamics T2 - Frontiers in physics PY - 1970/// CY - New York PB - W.A. Benjamin N1 - Contiene reprints de: Proceedings of the National Academy of sciences v.48[4] Apr.1962: pp.603-611; J. of Mathematical phys. v.2 [1961]: pp.407-432; J. Mathematical Phys. v.5 [1964]: pp. 1606-1608 ER -