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@article{10_4064_cm_23_1_107_114, author = {J. Kisy\'nski}, title = {On operator-valued solutions of {d'Alembert's} functional equation, {I}}, journal = {Colloquium Mathematicum}, pages = {107--114}, publisher = {mathdoc}, volume = {23}, number = {1}, year = {1971}, doi = {10.4064/cm-23-1-107-114}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.4064/cm-23-1-107-114/} }
TY - JOUR AU - J. Kisyński TI - On operator-valued solutions of d'Alembert's functional equation, I JO - Colloquium Mathematicum PY - 1971 SP - 107 EP - 114 VL - 23 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-23-1-107-114/ DO - 10.4064/cm-23-1-107-114 LA - en ID - 10_4064_cm_23_1_107_114 ER -
J. Kisyński. On operator-valued solutions of d'Alembert's functional equation, I. Colloquium Mathematicum, Tome 23 (1971) no. 1, pp. 107-114. doi : 10.4064/cm-23-1-107-114. http://geodesic.mathdoc.fr/articles/10.4064/cm-23-1-107-114/
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