TY - JOUR AU - Dae Won Yoon AU - Yılmaz Tunçer AU - Murat Kemal Karacan TI - Non-degenerate quadric surfaces of Weingarten type JO - Annales Polonici Mathematici PY - 2013 SP - 59 EP - 69 VL - 107 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/ap107-1-4/ DO - 10.4064/ap107-1-4 LA - en ID - 10_4064_ap107_1_4 ER -