%0 Book Section %A Kamae, Teturo %T Mutual singularity of spectra of dynamical systems given by "sums of digits" to different bases %B Système dynamique I - Varsovie %A Collectif %S Astérisque %D 1977 %P 109-114 %N 49 %I Société mathématique de France %U http://archive.numdam.org/item/AST_1977__49__109_0/ %G en %F AST_1977__49__109_0