1. Aide TM, Zimmerman JK, Pascarella JB, Rivera L, Marcano-Vega H (2000) Forest regeneration in a chronosequence of tropical abandoned pastures: implications for restoration ecology. Restor Ecol 8(4):328–338
2. Albertin A, Nair PKR (2004) Farmers’ perspectives on the role of shade trees in coffee production systems: an assessment from the Nicoya Peninsula Costa Rica. Human Ecol 32(4):443–463
3. Albuquerque UP, Lucena RFP (2004) Métodos e técnicas para a coleta de dados. In: Albuquerque UP, Lucena RFP (eds) Métodos e técnicas na pesquisa etnobotânica. Editora Livro Rápido/ Nupeea, Recife, pp 37–62
4. Albuquerque UP, Lucena RFP, Cunha LVF (2008) Métodos e técnicas na pesquisa etnobotânica. Editora Comunigraf/ NUPEEA, Recife
5. Altieri M, and Nicholls CI (2000) Agroecología: teoría y práctica para una agricultura sustentable. Red de Formación Ambiental para América Latina y el Caribe Boulevard de los Virreyes 155, Colonia Lomas de Virreyes 11000, México