À propos de cet article
Publié en ligne: 26 mars 2024
DOI: https://doi.org/10.2478/amns.2023.2.01720
Mots clés
© 2020 published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.
Applied Mathematics and Nonlinear Sciences 7.1 (2019) 111-120
DOI: 10.2478/amns.2019.1.00011
This paper has been retracted, beacuse it has already been published in the same issue: pp. 9-20 with the assigned DOI: 10.2478/amns.2019.1.00002