The first research to cite this article was titled A Further Step into the ELGH and TLGH for Spain and Italy and was published in 2006. The most recent citation comes from a 2024 study titled A Further Step into the ELGH and TLGH for Spain and Italy . This article reached its peak citation in 2019 , with 38 citations.It has been cited in 142 different journals, 14% of which are open access. Among related journals, the Tourism Economics cited this research the most, with 39 citations. The chart below illustrates the annual citation trends for this article.