TY - GEN TY - GEN T1 - Algebraic realization of the modified Weinberg superconvergence relations T2 - Preprint series in theoretical physics A1 - Noga, M. A2 - Cronström, Christofer, 1940- A2 - Cronström, C. LA - eng PP - Hki PB - Research institute for theoretical physics. University of Helsinki YR - 1969 UL - https://kansalliskirjasto.finna.fi/Record/fikka.3411122 NO - Moniste. ER -