@techreport{ine2017household, title = {Household Expenditure Survey 2015/2016} author = {INE}, url = {https://www.ine.pt/xportal/xmain?xpid=INE&xpgid=ine_publicacoes&PUBLICACOESpub_boui=277098526&PUBLICACOESmodo=2}, year = {2017} }