Authors
Amina Angelika Bouchentouf
Laboratory Mathematics, Djillali Liabes University of Sidi Bel Abbes, Algeria
Abdelhak Guendouzi
Laboratory of Stochastic Models Statistic and Applications, Dr. Tahar Moulay University of Saida, Algeria
© 2021 Shakir Majid, Amina Angelika Bouchentouf, Abdelhak Guendouzi, published by Sapientia Hungarian University of Transylvania
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.