Citation: Matvienko, Alexander A.; Maslennikov, Daniel V.; Zakharov, Boris A.; Sidelnikov, Anatoly A.; Chizhik, Stanislav A.; Boldyreva, Elena V. (2017). Structural aspects of displacive transformations: what can optical microscopy contribute? Dehydration of Sm~2~(C~2~O~4~)~3~·10H~2~O as a case study. IUCrJ, 4, pp. -.