KOVALCHUK, V.; SYSYN, M.; SOBOLEVSKA, J.; NABOCHENKO, O.; PARNETA, B.; PENTSAK, A. Theoretical study into efficiency of the improved longitudinal profile of frogs at railroad switches. Eastern-European Journal of Enterprise Technologies, [S. l.], v. 4, n. 1 (94), p. 27–36, 2018. DOI: 10.15587/1729-4061.2018.139502. Disponível em: https://journals.uran.ua/eejet/article/view/139502. Acesso em: 17 aug. 2024.