MONTEIRO, Giselle Antunes, SATCO, B. R. Distributional, differential and integral problems: Equivalence and existence results. Electronic Journal of Qualitative Theory of Differential Equations. 2017, 2017(7), 1-26. ISSN 1417-3875. E-ISSN 1417-3875. Dostupné z: https://doi.org/10.14232/ejqtde.2017.1.7.