K. Johnson Maier, Kimberly, South Dakota State University, Wecota Hall 115F, Box 506, 1101 Medary Ave., Brookings, SD 57007, USA
Kacharovskyi, Roman, Lesia Ukrainka East European National University, Potapova str., 9, Lutsk, 43025, Ukraine, romankacharovsky@ukr.net
Kacharovskyi, Roman, Lesya Ukrainka Volyn National University, Volia Ave., 13, Lutsk, 43025, Ukraine
Kandyba, Yuriy, V.N. Karazin Kharkiv National University, Svobody Sq., 4, Kharkiv, 61022, Ukraine, kand77@ukr.net
Karácsonyi, Dávid, RCAES Hungarian Academy of Sciences, H-1112 Budapest, Budaörsi út 45, Hungary, karacsonyidavid@gmail.com
Karaichentseva, Hanna, V.N. Karazin Kharkiv National University, Svobody Sq., 4, Kharkiv, 61022, Ukraine
Karpiuk, Zoya, Lesia Ukrainka East European National University, Potapova str., 9, Lutsk, 43025, Ukraine, karpyuk.zk@ukr.net
Kazakova, Tetiana, Kryvyi Rih Pedagogical University
Kazakova, Tetiana, Kryvyi Rih State Pedagogical University, Gagarin av. 54, Kryvyi Rih, 50086, Ukraine, tkazakova1810@gmail.com
Khmeliovskyi, Yurii, Rokytne NPK «School I-III degrees – lyceum» October str., 8, Rokitne, Rokitnovsky district, Rivne region, 34208, Ukraine, uzefin@gmail.com
Kisil, Roman, Yuriy Fedkovych Chernivtsi National University
Klyuchko, Lyudmyla, V.N. Karazin Kharkiv National University, Svobody Sq., 4, Kharkiv, 61022, Ukraine, liudmylakliuchko@gmail.com
Kobets, Kseniia, Private Enterprise «Center for Environmental Management» Hetmanska st. 125/13, Melitopol, Zaporizhia region, 72319, Ukraine
Kobylin, Pavlo, V.N. Karazin Kharkiv National University, Svobody Sq., 4, Kharkiv, 61022, Ukraine, kobilin333@gmail.com
Kolomiyets, Kateryna, I.I. Mechnikov Odessa National University
Kolomiyets, Kateryna, I.I. Mechnykov Odesa National University
Kolomiyets, Kateryna, I.I. Mechnykov Odesa National University, Champanskiy Lane, Odesa, Ukraine, 65058, yavorskaya@onu.edu.ua
Komliev, Oleksandr, Kyiv National University named after Taras Shevchenko, Akademika Glushkova Avenue 2a, Kyiv, 03022, Ukraine
Kononenko, Igor, National Technical University “Kharkiv Polytechnic Institute”
Konovalov , Mykyta, Polarsirkelen High School, Murbakken 1, Mo i Rana, 8622, Norway
Kornus, Anatolii, A.S. Makarenko Sumy State Pedagogical University
Kornus, Anatolii, Sumy State Pedagogical University named after A.S. Makarenko, Romenska st., 87, Sumy, 40002, Ukraine, a_kornus@ukr.net
Kornus, Anatolii, Sumy State Pedagogical University named after A.S. Makarenko, Romenska st., 87, Sumy, 40002, Ukraine
Kornus, Anatolii, Sumy State Pedagogical University named after A.S. Makarenko, Romenska st., 87, Sumy, 40002, Ukraine, a_kornus@ukr.net
Kornus, Anatoliy, A.S. Makarenko Sumy State Pedagogical University

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