@Article{Heidarkhani2017, author = "Heidarkhani, Shapour and Ferrara, Massimiliano and Caristi, Giuseppe and Salari, Amjad", title = "Existence of three solutions for impulsive nonlinear fractional boundary value problems", journal = "Opuscula Math.", year = "2017", volume = "37", number = "2", pages = "281--301", doi = "http://dx.doi.org/10.7494/OpMath.2017.37.2.281", url = "http://dx.doi.org/10.7494/OpMath.2017.37.2.281", abstract = "In this work we present new criteria on the existence of three solutions for a class of impulsive nonlinear fractional boundary-value problems depending on two parameters. We use variational methods for smooth functionals defined on reflexive Banach spaces in order to achieve our results.", keywords = "fractional differential equation, impulsive condition, classical solution, variational methods, critical point theory", issn = "1232-9274" }