“…Except for the first period (2005)(2006)(2007), in which the first position was occupied by "virtual reality", the most popular term in each of the analysed triennia was "augmented reality". As was observed in the revised literature, numerous articles are focused on analysing the differences, similarities and characteristics of these two technologies from multiple approaches [63,64,117,118]. The following three, and fifth and tenth positions were occupied by terms related to the teaching-learning process of HE, which are, in order of relevance: "education" (245 articles, 12.4%), "teaching" (149, 7.6%), "learning" (100, 5.0%), "e-learning" (92, 4.7%) and "mobile learning" (77, 3.9%).…”