À propos de cet article
Publié en ligne: 30 avr. 2020
Pages: 115 - 130
DOI: https://doi.org/10.2478/awutm-2018-0019
Mots clés
© 2018 Violeta Crai et al., published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Crai, Violeta
Department of Mathematics, West University of TimişoaraTimişoara, Romania
Megan, Mihail
Academy of Romanian Scientists, West University of Timişoara, Faculty of Mathematics and Computer SciencesTimişoara, Romania