1. Legitimacy and ethics or deterrence factors : Which are more important for compliance with regulations among the artisanal fishers of Sudan?;Abusin S.;African Journal of Agricultural and Resource Economics,2015
2. Fishing regulations, individual discount rate, and fisherman behaviour in a developing country fishery
3. Crime and Punishment: An Economic Approach
4. Carvalho.F.B.(2017).Estado atual da população de amêijoa‐japonesa (Ruditapes philippinarum) do estuário do Tejo e impactes da sua introdução. Master's Dissertation Faculdade de Ciências da Universidade de Lisboa.
5. Non-indigenous species in Portuguese coastal areas, coastal lagoons, estuaries and islands