Could this be h-index manipulation?
https://scholar.google.com.br/citations?hl=pt-BR&user=aSZYyxIAAAAJ&view_op=list_works&sortby=pubdate
https://scholar.google.com.br/citations?hl=pt-BR&user=aSZYyxIAAAAJ&view_op=list_works&sortby=pubdate
