Starostina, A., Sitnicki, M.W., Petrovsky, M., Kravchenko, V. and Pimenova, O. 2021. Marketing research in a transition economy of the turbulent world. Amazonia Investiga. 10, 46 (Nov. 2021), 51-70. DOI:https://doi.org/10.34069/AI/2021.46.10.5.