REGULARITY CRITERIA VIA ONE DIRECTIONAL DERIVATIVE OF THE VELOCITY IN ANISOTROPIC LEBESGUE SPACES TO THE 3D NAVIER-STOKES EQUATIONS Article Ragusa M.A., Wu F. Journal of Mathematical Analysis and Applications. Academic Press Inc.. Vol. 502. 2021.
HIGH-ORDER NUMERICAL METHOD FOR TWO-DIMENSIONAL RIESZ SPACE FRACTIONAL ADVECTION-DISPERSION EQUATION Article Borhanifar A., Ragusa M.A., Valizadeh S. Discrete and Continuous Dynamical Systems - Series B. Southwest Missouri State University. Vol. 26. 2021. P. 5495-5508
GLOBAL REGULARITY AND STABILITY OF SOLUTIONS TO THE 3D DOUBLE-DIFFUSIVE CONVECTION SYSTEM WITH NAVIER BOUNDARY CONDITIONS Article Ragusa M.A., Wu F. Advances in Differential Equations. Khayyam Publishing, Inc.. Vol. 26. 2021. P. 281-304
OPTICAL SOLITONS AND OTHER SOLUTIONS TO KAUP–NEWELL EQUATION WITH JACOBI ELLIPTIC FUNCTION EXPANSION METHOD Article Ahmed H.M., Rabie W.B., Ragusa M.A. Analysis and Mathematical Physics. Springer Basel. Vol. 11. 2021.
MODELS FOR COVID‐19 DAILY CONFIRMED CASES IN DIFFERENT COUNTRIES Article Ahmed H.M., Elbarkouky R.A., Omar O.A.M., Ragusa M.A. Mathematics. MDPI AG. Vol. 9. 2021.
EXISTENCE OF RADIAL SOLUTIONS FOR A P(X) -LAPLACIAN DIRICHLET PROBLEM Article Ragusa M.A., Razani A., Safari F. Advances in Difference Equations. Springer International Publishing. Vol. 2021. 2021.
FRACTIONAL INTEGRAL INEQUALITIES VIA ATANGANA-BALEANU OPERATORS FOR CONVEX AND CONCAVE FUNCTIONS Article Akdemir A.O., Karaoǧlan A., Ragusa M.A., Set E. Journal of Function Spaces. Hindawi Limited. Vol. 2021. 2021.
AN EXISTENCE RESULT FOR A CLASS OF P(X)-ANISOTROPIC TYPE EQUATIONS Article Ourraoui A., Ragusa M.A. SYMMETRY-BASEL. MDPI. Vol. 13. 2021.
NEW GENERAL VARIANTS OF CHEBYSHEV TYPE INEQUALITIES VIA GENERALIZED FRACTIONAL INTEGRAL OPERATORS Article Akdemir A.O., Butt S.I., Nadeem M., Ragusa M.A. Mathematics. MDPI AG. Vol. 9. 2021. P. 1-11
BEALE–KATO–MAJDA REGULARITY CRITERION OF SMOOTH SOLUTIONS FOR THE HALL-MHD EQUATIONS WITH ZERO VISCOSITY Article Gala S., Galakhov E., Ragusa M.A., Salieva O. Bulletin of the Brazilian Mathematical Society. Springer. 2021.
IMPROVED REGULARITY CRITERION FOR THE 3D NAVIER–STOKES EQUATIONS VIA THE GRADIENT OF ONE VELOCITY COMPONENT Article Gala S., Ragusa M.A. Partial Differential Equations and Applications. Springer International Publishing. Vol. 2. 2021.
A DOUBLE-LOGARITHMICALLY IMPROVED REGULARITY CRITERION OF WEAK SOLUTIONS FOR THE 3D MHD EQUATIONS Article Omrane I.B., Gala S., Ragusa M.A. Zeitschrift fur Angewandte Mathematik und Physik. Birkhauser Verlag AG. Vol. 72. 2021.
NONLINEAR NEUTRAL DELAY DIFFERENTIAL EQUATIONS OF FOURTH-ORDER: OSCILLATION OF SOLUTIONS Article Agarwal R.P., Bazighifan O., Ragusa M.A. Entropy. Vol. 23. 2021. P. 1-10
ON THE HYBRID FRACTIONAL DIFFERENTIAL EQUATIONS WITH FRACTIONAL PROPORTIONAL DERIVATIVES OF A FUNCTION WITH RESPECT TO A CERTAIN FUNCTION Article Abbas M.I., Ragusa M.A. Symmetry. MDPI AG. Vol. 13. 2021. P. 1-16
REGULARITY OF SOLUTIONS OF ELLIPTIC EQUATIONS IN DIVERGENCE FORM IN MODIFIED LOCAL GENERALIZED MORREY SPACES Article Guliyev V.S., Omarova M.N., Ragusa M.A., Scapellato A. Analysis and Mathematical Physics. Springer Basel. Vol. 11. 2021.