TY - JOUR AU - U. C. Vohra AU - K. D. Singh TI - On some structures defined by algebraic equations JO - Annales Polonici Mathematici PY - 1973 SP - 181 EP - 188 VL - 28 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap-28-2-181-188/ DO - 10.4064/ap-28-2-181-188 LA - en ID - 10_4064_ap_28_2_181_188 ER -