TY - JOUR AU - Fernández-Rañada, Antonio PY - 1968 DO - 10.1007/BF02743787 SN - 0369-3546 UR - https://hdl.handle.net/20.500.14352/64924 T2 - Il Nuovo Cimento A Series 11 AB - It is shown that theS-matrix of a highly absorptive resonant wave is dominated by a factor called outer factor. As an application an analytic expression for πN S-matrix in S_(31) wave is found. M2 - 234 PB - Societe Italiana di Fisica TI - On the S-matrix of highly absorptive resonant waves: the πN S_(31) wave TY - journal article VL - 54 ER -