Orekhivskyi Volodymyr D.. Becoming and development of scientifically-organizational bases of organic agriculture in Ukraine in the second half of ХХ – at the beginning ХХІ of centuries : Доктор історичних наук : spec.. 07.00.07 - Історія науки й техніки : presented. 2019-03-28; popup.evolution: .; National scientific agricultural library. – Київ, 0519U000212.

Updated: 2026-11-09