TY - JOUR AU - Anna Romanowska TI - On some algebras connected with the theory of harmony JO - Colloquium Mathematicum PY - 1979 SP - 181 EP - 185 VL - 41 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/cm-41-2-181-185/ DO - 10.4064/cm-41-2-181-185 LA - en ID - 10_4064_cm_41_2_181_185 ER -