Kachnic, Filip, Institute for Research and Development of Education, Faculty of Education, Charles University
Kajumova, Diana F. , Kazan Federal University, KFU
Kajumova, Diana F., Kazan Federal University, KFU Kazan, Russia
Kalashi, Maziyar, Department of Physical Education and Sport Management, Razi University, Kermanshah, Iran
, Universidade Tecnológica Federal do Paraná, UTFPR
Kalinska, Oksana , Institute of Entrepreneurship and Advanced Technologies, Lviv Polytechnic National University
Kaminska, Anna , National Pirogov Memorial Medical University
Kanarova, Olga , Bogdan Khmelnitsky Melitopol State Pedagogical University
Karikov , Sergiy, National University of Civil Defence of Ukraine
Karimova, Anna A. , Kazan Federal University, KFU
Kashuba, Nataliia, Applied College "Universum" of Borys Grinchenko Kyiv University
Khairullina, Nailya R. , Kazan National Research Technical University named after A.N. Tupolev – KAI
Khanh Toan, Lam Ba, University of Economics and Law, Ho Chi Minh City Vietnam National University. Faculty of Law, Can Tho University, Vietnam
Kharchenko, Nataliia , National Academy of Educational Sciences of Ukraine
Kharchenko, Svitlana , Kharkiv National University of Internal Affairs
Khasanova, Alfiia
Khasanova, Oksana V., Kazan Federal University, KFU Kazan, Russia
Khodabakhsh, Mohammadreza , Department of Psychology, Neyshabur Branch, Islamic Azad University, Neyshabur, Iran
Khodaparast, Siavash, Department of Physical Education and Sport Science, Lahijan Branch, Islamic Azad University, Lahijan, Iran
Khripunova, Elena , Volgograd State Technical University
, University of Minho
Kinoshita, Luciana, Universidade Federal do Sul e Sudeste do Pará, UNIFESSPA
Kirakosyan, Lyusyena, Institute for Policy and Governance, Virginia Tech
Kiselev, Sergey V. , Kazan (Volga Region) Federal University
, Universidade Federal do Paraná, UFPR
, Universidade Ibirapuera, UNIB
, Universidade Franciscana (UFN)
, Universidade Federal de Santa Catarina
Kolodyazhna , Alla, Kyiv National University of Technologies and Design, Kyiv, Ukraine
Kolodyazhna, Alla, Kyiv National University of Technologies and Design
Kondratenko, Maryna , Poltava V. H. Korolenko National Pedagogical University
Kononenko, Tetiana , Donetsk State University of Internal Affairs
Konotop, Olena , T.H. Shevchenko National University «Chernihiv Colehium»
Konstantinov , Alexandr
Konstantinov, Alexandr, Volgograd State University Volgograd, Russia Elabuga, Russia
Koreneva, Inna , Oleksandr Dovzhenko Hlukhiv National Pedagogical University
Korolenko, Viktor , Mykolayiv State Agrarian University
Koroleva, Ilona , Volgograd State Medical University
Kovalenko , Lyudmyla, O.M. Beketov National University of Urban Economy in Kharkiv
Kozlova , Marina Yu. , Volgograd State University
, Universidade Regional de Blumenau (FURB)
Kravchenko, Anastasiia , Zhytomyr Polytechnic State University
, Universidade Federal de Santa Maria
, Universidade Federal de Santa Catarina

Kubitskyi , Serhii, National University of Life and Environmental Sciences of Ukraine, Kyiv, Ukraine
Kudin, Serhii , T.H. Shevchenko National University “Chernihiv Colehium”
Kukharonok, Svitlana , Zhytomyr Polytechnic State University
Kulchytskiy, Alexey, Kursk Academy of State and Municipal Service Kursk, Russia
Kulyk, Yevhen , Poltava National Pedagogical University named after V.G. Korolenko
, Universidade Federal do Rio Grande do Sul
, Universidade Federal do Rio Grande do Sul
Kuzmenko, Hanna, Interregional Academy of Personal Management
Kuzmenko, Pavlo , Poltava V. H. Korolenko National Pedagogical University
Kyrychenko, Rymma , Kyiv National University of Technologies and Design