“…As presented in Table 4, a large proportion of the literature (90%) is based on a quantitative methodology. The rest includes five qualitative research (Alshbili and Elamer, 2020;Gutierrez Huerter O, 2017;Parsa et al, 2020;Situ et al, 2020aSitu et al, , 2020b, one mixedmethod (Dissanayake et al, 2020), two descriptive studies (Jensen and Berg, 2012;Nwobu et al, 2018), one non-empirical (Khan et al, 2014), four review research (Ali et al, 2017;Guidry and Patten, 2012;Hahn and Kühnen, 2013;Kabara et al, 2019) and one meta-analysis research (Fifka, 2013). With regard to the data source in quantitative studies, out of 120, only 13 studies relied on a primary source of data (questionnaire) (Gunawan, 2015;Tauringana, 2020).…”