Finding linking sets. Schechter, Martin, Tintarev, Kyril (2006) International Journal of Mathematics and Mathematical Sciences
Finite Morse index solutions of exponential problems E. N. Dancer (2008) Annales de l'I.H.P. Analyse non linéaire
First integrals for problems of calculus of variations on locally convex spaces. Rocha, Eugénio A.M., Torres, Delfim F.M. (2008) APPS. Applied Sciences
Fixed points and variational principle in uniform spaces. Aamri, Mohamed, Bennani, S., El Moutawakil, Driss (2006) Sibirskie Ehlektronnye Matematicheskie Izvestiya [electronic only]