“…These articles also offered scientific research (e-Science) [23], teaching and learning [28], knowledge-as-a-service [31], SaaS [26], and smart and intelligent classrooms [29]. Other kinds of articles offered an overview of CC in HEIs with numerous benefits, effects, challenges, or concerns [6], [20], [52]- [69] (20/70); and they were all classified as ''general'' articles. Despite the generality of some of these articles, they contained some specific elements, such as cloud-based e-learning systems [66], strategy and recommendations for effective adaption [64], CC infrastructure for universities [60], [62], or co-word analysis of CC in education [59].…”