[1]
Samoilenko A.M. and Samusenko P.F. 2020. Asymptotic integration of singularly perturbed differential algebraic equations with turning points. Part I. Ukrains’kyi Matematychnyi Zhurnal. 72, 12 (Dec. 2020), 1669-1681. DOI:https://doi.org/10.37863/umzh.v72i12.6261.