@article{10_4153_S0008439524000821,
     author = {Ricceri, Biagio},
     title = {A characterization of the existence of zeros for operators with {Lipschitzian} derivative and closed range},
     journal = {Canadian mathematical bulletin},
     pages = {395--400},
     year = {2025},
     volume = {68},
     number = {2},
     doi = {10.4153/S0008439524000821},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/S0008439524000821/}
}