Dyvak Valeriy Volodymyrovych. Economic competence development of heads of secondary educational institutions by means of information and communication technology : к.пед.н. : spec.. 13.00.04 - Теорія і методика професійної освіти : presented. 2011-01-27; popup.evolution: .; University of Education Management of the Academy of Pedagogical Sciences of Ukrainian. – , 0411U001243.

Updated: 2026-11-08