Benkirane A, El HY, El MM. Existence results for doubly nonlinear parabolic equations with two lower order terms and $L^1$-data. Ukr. Mat. Zhurn. [Internet]. 2019May25 [cited 2024Apr.20];71(5):610-3. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/1461