@article{RCP25_1984__34__91_0, author = {Sibuya, Yasutaka}, title = {On the Functional Equation $f(\lambda )+f(\omega \lambda )f(\omega ^{-1}\lambda )=1$, $(\omega ^5=1)$}, journal = {Les rencontres physiciens-math\'ematiciens de Strasbourg -RCP25}, volume = {34}, year = {1984}, pages = {91-103}, language = {en}, url = {http://dml.mathdoc.fr/item/RCP25_1984__34__91_0} }
Sibuya, Yasutaka. On the Functional Equation $f(\lambda )+f(\omega \lambda )f(\omega ^{-1}\lambda )=1$, $(\omega ^5=1)$. Les rencontres physiciens-mathématiciens de Strasbourg -RCP25, Tome 34 (1984) pp. 91-103. http://gdmltest.u-ga.fr/item/RCP25_1984__34__91_0/
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