@article{Cherkashina2016education, author={Cherkashina, L..}, title={Education Materials Supply of Extracurricular Institutions of Acological and Naturalistic Profile in Ukraine (the Second Half of the 20th Century — the Beginning of the 21st Century)}, journal={Profession-Oriented School}, publisher={INFRA-M Academic Publishing LLC.}, year={2016}, pages={42-48}, volume={4}, issue={2}, }