TY - JOUR AU - J. Tervo TI - On equality of minimal and maximal realizations JO - Commentationes Mathematicae PY - 1991 SP - 415 EP - 435 VL - 30 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.14708/cm.v30i2.6328/ DO - 10.14708/cm.v30i2.6328 LA - pl ID - 10_14708_cm_v30i2_6328 ER -