TY - JOUR AU - Ricceri, Biagio TI - A characterization of the existence of zeros for operators with Lipschitzian derivative and closed range JO - Canadian mathematical bulletin PY - 2025 SP - 395 EP - 400 VL - 68 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/S0008439524000821/ DO - 10.4153/S0008439524000821 ID - 10_4153_S0008439524000821 ER -