João Matias

Multiple substance use and self-reported suicide attempts by adolescents in 16 European countries

Anna Kokkevi, Clive Richardson, Deborah I. Olszewski et al. · European Child & Adolescent Psychiatry · 2012 · 79 citations

Substance Abuse, Self-reported Suicide Attempts, Substance Use +13

The use of multi-national web surveys for comparative analysis: Lessons from the European Web Survey on Drugs

João Matias, Eleni Kalamara, Federica Mathis et al. · International Journal of Drug Policy · 2019 · 23 citations

Survey (Human Research), Health Informatics, Engineering +11

A lightweight indoor localization model based on motley-keenan and COST

Carlos Serôdio, Luís Coutinho, Luís Reigoto et al. · World Congress on Engineering · 2012 · 18 citations

Wine productivity per farm size: A maximum entropy application

Aníbal Galindro, Micael Santos, Cátia Santos et al. · Wine Economics and Policy · 2018 · 12 citations · Full text

Resource Productivity, Precision Agriculture, Engineering +22

Direct-Search Penalty/Barrier Methods

Aldina Correia, João Matias, Pedro Mestre et al. · Portuguese National Funding Agency for Science, Research and Technology (RCAAP Project by FCT) · 2010 · 11 citations

Mathematical Programming, Numerical Analysis, Engineering +20