L ∞ -convergence of saddle-point approximations for second order problems Reinhard Scholz (1977) ESAIM: Mathematical Modelling and Numerical Analysis - Modélisation Mathématique et Analyse Numérique
Landesman-Lazer conditions for strongly nonlinear boundary value problems Lucio Boccardo, Pavel Drábek, Milan Kučera (1989) Commentationes Mathematicae Universitatis Carolinae
Liouville-Gelfand type problems for the N -laplacian on bounded domains of ℝ N Elves A. de B. Silva, Sérgio H. M. Soares (1999) Annali della Scuola Normale Superiore di Pisa - Classe di Scienze