TY - JOUR AU - W. Zelichowicz TI - On the equation \((x^2 - 1)(z^2 - 1) = (у^2 - 1)^2\) JO - Commentationes Mathematicae PY - 1969 SP - 113 EP - 118 VL - 13 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v13i1.5664/ DO - 10.14708/cm.v13i1.5664 LA - pl ID - 10_14708_cm_v13i1_5664 ER -