Marina, Ghisi, and Gobbino Massimo. “Derivative Loss for Kirchhoff Equations With Non-Lipschitz Nonlinear Term ”. ANNALI SCUOLA NORMALE SUPERIORE - CLASSE DI SCIENZE 8, no. 4 (December 21, 2009): 613-646. Accessed May 26, 2026. https://journals-dev.sns.it/index.php/annaliscienze/article/view/188.