Ragusa M.A.

Mathematics. MDPI AG. Vol. 8. 2020. P. 1-23

Novi Sad Journal of Mathematics. Institute of Mathematics. Vol. 50. 2020. P. 89-97

Bulletin of the Brazilian Mathematical Society. Springer. 2020.

Partial Differential Equations and Applications. Springer International Publishing. Vol. 1. 2020.

Annales Polonici Mathematici. Institute of Mathematics. Polish Academy of Sciences. Vol. 124. 2020. P. 247-256

Nonlinear Analysis, Theory, Methods and Applications. Elsevier Ltd. Vol. 185. 2019. P. 336-355

Nonlinear Analysis, Theory, Methods and Applications. Elsevier Ltd. Vol. 189. 2019.

Archivum Mathematicum. Masarykova Universita. Vol. 55. 2019. P. 55-68

Atti della Accademia Nazionale dei Lincei, Classe di Scienze Fisiche, Matematiche e Naturali, Rendiconti Lincei Matematica e Applicazioni. European Mathematical Society Publishing House. Vol. 30. 2019. P. 67-92

Siberian Electronic Mathematical Reports. Sobolev Institute of Mathematics. Vol. 16. 2019. P. 1795-1804

Environmental Monitoring and Assessment. Springer International Publishing. Vol. 190. 2018.

Ricerche di Matematica. Springer-Verlag Italia s.r.l.. 2018. P. 1-14

AIMS MATHEMATICS. AMER INST MATHEMATICAL SCIENCES-AIMS. Vol. 3. 2018. P. 565-574

Results in Mathematics. Birkhauser Verlag AG. Vol. 73. 2018.

Annales Polonici Mathematici. Institute of Mathematics. Polish Academy of Sciences. Vol. 121. 2018. P. 7-20