Ait-Mahiout K, Djebali S, Moussaoui T. Multiple solutions for an impulsive boundary value problems on the halfline via Morse theory. TMNA [Internet]. 2016 Mar. 1 [cited 2024 Apr. 20];47(1):219-40. Available from: https://apcz.umk.pl/TMNA/article/view/TMNA.2016.003