CARDENAS-ROBLEDO LA, 2018, TELEMAT INFORM, V35, P1097, DOI 10.1016/J.TELE.2018.01.009;ALBINO V, 2015, J URBAN TECHNOL, V22, P3, DOI 10.1080/10630732.2014.942092;GARCIA-TUDELA PA, 2020, J NEW APPROACHES EDU, V9, P245, DOI 10.7821/NAER.2020.7.562;BARTOLOME-PINA A, 2018, RIED-REV IBEROAM EDU, V21, P33, DOI 10.5944/RIED.21.1.18842;BDIWI R, 2019, RES LEARN TECHNOL, V27, DOI 10.25304/RLT.V27.2072;BERDNIKOVA LEYLA F., 2020, SMART EDUCATION AND E-LEARNING 2020. SMART INNOVATION, SYSTEMS AND TECHNOLOGIES (188), P351, DOI 10.1007/978-981-15-5584-8_30;CASTANEDA LJ., 2017, UNIVERSITAS TARRACON, V2, P29;COCCOLI M, 2014, J VISUAL LANG COMPUT, V25, P1003, DOI 10.1016/J.JVLC.2014.09.007;FERRI F., 2018, INT J LEARNING TEACH, V17, P78, DOI 10.26803/IJLTER.17.8.5, DOI 10.26803/IJLTER.17.8.5;FREIGANG SIRKKA, 2018, SMART LEARNING ENVIRONMENTS, V5, DOI 10.1186/S40561-018-0076-8;GAMBO Y, 2019, IEEE GLOB ENG EDUC C, P990, DOI 10.1109/EDUCON.2019.8725268;GIKAS J, 2013, INTERNET HIGH EDUC, V19, P18, DOI 10.1016/J.IHEDUC.2013.06.002;GIOVANNELLA C, 2014, J E-LEARN KNOWL SOC, V10, DOI 10.20368/1971-8829/971, DOI 10.20368/1971-8829/971;GOVENDER D., 2014, MEDITERRANEAN J SOCI, V5, P377;GRAHAM C, 2013, RES PERSPECTIVES, V4, P13;GRAHAM CR, 2006, HDB BLENDED LEARNING, DOI DOI 10.2307/4022859;HARRIS J., 2009, RES HIGHLIGHTS TECHN, P99;HASANOV A, 2017, PROCEEDINGS OF THE 9TH INTERNATIONAL CONFERENCE ON COMPUTER SUPPORTED EDUCATION (CSEDU), VOL 1, P234, DOI 10.5220/0006255302340241;HEINEMANN C., 2018, SMART U, V70, P11, DOI DOI 10.1007/978-3-319-59454-5_2;HERNANDEZ R., 1991, METODOLOG A INVESTIG;HUH K, 2020, TESOL J, V11, DOI 10.1002/TESJ.489;HWANG G. -J., 2014, SMART LEARNING ENV, V1, P4, DOI 10.1186/S40561-014-0004-5;HWANG GJ, 2011, BRIT J EDUC TECHNOL, V42, PE65, DOI 10.1111/J.1467-8535.2011.01183.X;KATONINGSIH S., 2020, JOURNAL OF PHYSICS: CONFERENCE SERIES, V1511, DOI 10.1088/1742-6596/1511/1/012021;KHLAIF ZUHEIR N., 2018, SMART LEARNING ENVIRONMENTS, V5, DOI 10.1186/S40561-018-0059-9;KIM K-J., 2008, PERFORMANCE IMPROVEM, V47, P5, DOI 10.1002/PFI, DOI 10.1002/PFI, 10.1002/PFI.20018, DOI 10.1002/PFI.20018;KIM T., 2013, OPEN SOCIAL TECHNOLO, P170;KINSHUK, 2016, INT J ARTIF INTELL E, V26, P561, DOI 10.1007/S40593-016-0108-X;KOEHLER MATTHEW J, 2009, CONTEMPORARY ISSUES IN TECHNOLOGY AND TEACHER EDUCATION, V9, P60;KOPER R., 2014, SMART LEARNING ENV, V1, P1, DOI DOI 10.1186/S40561-014-0005-4;KURT S, 2014, LEARN MEDIA TECHNOL, V39, P90, DOI 10.1080/17439884.2013.776077;LAXMIKANT S, 2017, INT INTERDESCIPLINAR;LEI CU, 2013, PROCEDIA COMPUT SCI, V17, P583, DOI 10.1016/J.PROCS.2013.05.075;LI B., 2015, SMART LEARNING ENV, V2, P3, DOI 10.1186/S40561-015-0012-0;LIU D, 2017, LECT N EDUC TECHNOL, P1, DOI 10.1007/978-981-10-4343-7;LUNA-GIJN GERARDO, 2014, INVESTIGACIN EDUC. MDICA, V3, P123;MARTINEZ-SANCHEZ F., 2016, RIITE REV INTERUNIVE, P17, DOI 10.6018/RIITE/2016/258131, DOI 10.6018/RIITE/2016/258131;MAULIDIYA D., 2019, 2019 INT C ADV COMPU, DOI 10.1109/ICACSIS47736.2019.8979679, DOI 10.1109/ICACSIS47736.2019.8979679;MONTEBELLO M., 2017, INT J ED, V5, P17, DOI 10.5121/IJE.2017.5402, DOI 10.5121/IJE.2017.5402;ESPINOSA MPP, 2018, RED-REV EDUC DISTANC, DOI 10.6018/RED/56/7;PRENDES M. P., 2018, REV INTERUNIV INVEST, V4, P6, DOI 10.6018/RIITE/2018/335131, DOI 10.6018/RIITE/2018/335131;REGUANT ALVAREZ M., 2016, REIRE, V2, P87, DOI 10.1344/REIRE2016.9.1916, DOI 10.1344/REIRE2016.9.1916;ROBLEK VASJA, 2020, DG.O '20: THE 21ST ANNUAL INTERNATIONAL CONFERENCE ON DIGITAL GOVERNMENT RESEARCH, P52, DOI 10.1145/3396956.3398263;SABARIEGO M., 2004, METODOLOGIA INVESTIG, V5, P285;IBANEZ JS, 2018, RIED-REV IBEROAM EDU, V21, P195, DOI 10.5944/RIED.21.1.18859;SALINAS J, 2016, RED-REV EDUC DISTANC, DOI 10.6018/RED/50/13;SARRAB M, 2019, PROCEEDINGS OF 2019 7TH INTERNATIONAL CONFERENCE ON INFORMATION AND EDUCATION TECHNOLOGY (ICIET 2019), P36, DOI 10.1145/3323771.3323813;SEMENOVA NV, 2017, INTERNATIONAL CONFERENCE ON ELECTRONIC GOVERNANCE AND OPEN SOCIETY: CHALLENGES IN EURASIA (EGOSE 2017), P48, DOI 10.1145/3129757.3129767;SHVETSOVA OA, 2017, 2017 INT C QUALITY M, DOI 10.1109/ITMQIS.2017.8085917, DOI 10.1109/ITMQIS.2017.8085917;SIRIPONGDEE K., 2020, J ED GIFTED, V8, P905, DOI 10.17478/JEGYS.698869;SPECTOR J.M., 2014, SMART LEARN ENVIRON, V1, P5, DOI 10.1186/S40561-014-0002-7;STOSIC L., 2013, INT J COGNITIVE RES, V1, P114;TIKHOMIROV V, 2015, SMART INNOV SYST TEC, V41, P47, DOI 10.1007/978-3-319-19875-0_5;VIRTANEN MA, 2018, EDUC INF TECHNOL, V23, P985, DOI 10.1007/S10639-017-9646-6;WAKIL K., 2017, EUROPEAN J OPEN ED E, V2, P99;WHALLEY B, 2020, ADV INTELL SYST, V1070, P871, DOI 10.1007/978-3-030-32523-7_64;WINTERS N., 2007, BIG ISSUES MOBILE LE, P4;YEH YF, 2014, BRIT J EDUC TECHNOL, V45, P707, DOI 10.1111/BJET.12078;YUSUFU G., 2020, 2020 INT C MATH COMP, DOI 10.1109/ICMCECS47690.2020.240912, DOI 10.1109/ICMCECS47690.2020.240912;ZHI-TING ZHU, 2016, SMART LEARNING ENVIRONMENTS, V3, DOI 10.1186/S40561-016-0026-2;ZHU ZT., 2016, INT J SMART TECHNOLO, V1, P53, DOI 10.1504/IJSMARTTL.2016.078159, DOI 10.1504/IJSMARTTL.2016.078159