2020. Review of continuum mechanics and its history. Part II: The mechanics of thermoelastic media. Perfect fluids. Linearly viscous fluids. Annual of Sofia University St. Kliment Ohridski. Faculty of Mathematics and Informatics. 107, (Dec. 2020), 57–79. DOI:https://doi.org/10.60063/gsu.fmi.107.57-79.