Rebouças, Sílvia Maria Dias Pedro, Daniele Adelaide Brandão de Oliveira, Rômulo Alves Soares, Eugénia Maria Dores Maia Ferreira, and Maria José Baltazar dos Reis de Pinto Gouveia. 2016. “Classification Of The Financial Sustainability Of Health Insurance Beneficiaries Through Data Mining Techniques”. Journal of Tourism, Sustainability and Well-Being 4 (3):229-42. https://journals.cinturs.pt/jtsw/article/view/74.