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There is a big gap between theory and practice: theoreticians lack the information about practical applications of research findings while as practitioners they have the practical experience.[...] it is indeed useful to look at the problem from theoretical and practical perspectives. According to Florida Atlantic University (2017), backward referencing" also known as chain searching, involves identifying and examining the references or works cited in an article. According to Hoffmann and Doucette (2012, p. 321)" Citation analysis is a branch of bibliometric that examines the citations found in publications such as journal articles and books to look for patterns of use". According to Hoffmann and Doucette (2012, pp. 324-325)" The most significant component of analyzing citations is related to the variables that each researcher chose to analyze".