Rok 1958

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1958

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1. On the Modification of Feynman "Integral-Over-All-Paths"Method,
   J. Łopuszański,
   Suppl. Nuovo Cimm. 7 (X), 61–76 (1958),
   
2. On the Modification of the Feynman‘s "Integral-Over-All-Paths"Method,
   J. Łopuszański,
   Acta Phys. Polon. 17, 117–138 (1958), extended version,