Ahmad B, Nieto JJ. Existence of solutions for anti-periodic boundary value problems involving fractional differential equations via Leray-Schauder degree theory. TMNA [Internet]. 23 kwiecień 2010 [cytowane 22 lipiec 2024];35(2):295-304. Dostępne na: https://apcz.umk.pl/TMNA/article/view/TMNA.2010.017