1. Measures of Noncompactness and Condensing Operators;Akmerov,1986
2. Implicit functions, nonlinear integral equations, and the measure of noncompactness of the superposition operator;Appell;J. Math. Anal. Appl.,1981
3. On the solvability of nonlinear noncompact problems in function spaces with applications to integral and differential equations;Appell;Boll. Un. Mat. Ital. B (6),1982
4. Su alcuni parametri connessi con la misura di non compattezza di Hausdorff in spazi di funztioni misurabili;Appell;Boll. Un. Mat. Ital. B (6),1984
5. Continuity properties of the superposition operator;Appell,1986