Prikarpatsky AK, Fil ВM. Category of topological jet-variables in the theory of nonlinear infinite-dimensional dynamic systems. Ukr. Mat. Zhurn. [Internet]. 1992Oct.7 [cited 2024Jul.27];44(9):1242-56. Available from: https://umj.imath.kiev.ua/index.php/umj/article/view/8177