1.
Vaneeva O. Equivalence groupoids of classes of nonlinear second-order evolution equations . Dopov. Nac. akad. nauk Ukr. [Internet]. 2019 May 28 [cited 2026 Jun. 19];(5):3-10. Available from: https://nasu-periodicals.org.ua/index.php/dp/article/view/2184