The Multivalued Solutions of the Cauchy Problem for One Quasilinear System: Multivalued Solutions of the Cauchy Problem. Adv Syst Sci Appl [Internet]. 2025 Jun. 1 [cited 2025 Oct. 29];2025(2):51-7. Available from: https://ijassa.ipu.ru/index.php/ijassa/article/view/1986