Porto, Willyam Stern, Claudio Guilherme Portela de Carvalho, and Ronald José Barth Pinto. 2007. “Adaptability and Stability As Selection Criteria for Sunflower Genotypes”. Pesquisa Agropecuaria Brasileira 42 (4):491-99. https://doi.org/10.1590/S1678-3921.pab2007.v42.7593.