Ragusa M.A.

Archivum Mathematicum. Том 55. 2019. С. 55-68

Nonlinear Analysis, Theory, Methods and Applications. Том 185. 2019. С. 336-355

AIMS MATHEMATICS. Том 3. 2018. С. 565-574

Annales Polonici Mathematici. Том 121. 2018. С. 7-20

Ricerche di Matematica. 2018. С. 1-14

Results in Mathematics. Том 73. 2018.

Bulletin of Mathematical Sciences. 2018.

Environmental Monitoring and Assessment. Том 190. 2018.

AIP Conference Proceedings. Том 1978. 2018.

Set-Valued Analysis. Том 25. 2017. С. 807-828

AIMS MATHEMATICS. Том 2. 2017.

Calculus of Variations and Partial Differential Equations. Том 56. 2017.

Zeitschrift fur Angewandte Mathematik und Physik. Том 68. 2017.