Periodic solutions for differential systems in ℝ3 and ℝ4
Publié en ligne: 31 déc. 2020
Pages: 373 - 380
Reçu: 27 sept. 2019
Accepté: 02 févr. 2020
© 2020 Amina Feddaoui et al., published by Sciendo
This work is licensed under the Creative Commons Attribution 4.0 International License.