TY - JOUR AU - Kathryn J. Horadam TI - One-Relator Groups and the Lower Central Series. II. Invariants of One-Relator Groups. JO - Mathematische Zeitschrift PY - 1982 SP - 359 EP - 368 VL - 179 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZ_1982__179_173151/ ID - MZ_1982__179_173151 ER -