Standardization of a protocol to extract and analyze chlorophyll a and carotenoids in Gracilaria tenuistipitata Var. Liui. Zhang and Xia (Rhodophyta) - Torres, Priscila Bezerra; Chow, Fungyi; Furlan, Cláudia Maria; Mandelli, Fernanda; Mercadante, Adriana; Santos, Deborah Yara Alves Cursino dos (Brazilian Journal of Oceanography, 2014)