1. Helder José Chaves Fraga, "Viticultural Zoning in Europe: Climate Scenarios and Adaptation Measures," PhD Thesis,University of Trás-os-Montes and Alto Douro, 2014.
2. António C. Corte-Real de Sousa, "Analyzing the Influence of the Douro Valley Weather on the Quality and Yield of Vintage Port," PhD thesis, Department of Industrial Engineering and Management Faculty of Engineering of theUniversity of Porto (FEUP), 2014.
3. Statistical modelling of grapevine yield in the Port Wine region under present and future climate conditions