Acosta, M.J.C. et al. 2014. Spring frosts in Santa Catarina - a contribution to a recional agricultural calendar. Pesquisa Agropecuaria Brasileira. 6, 1 (Apr. 2014), 67–80. DOI:https://doi.org/10.1590/S1678-3921.pab1971.v6.17622.