TY - JOUR T1 - Trophic relationships and use of area of two sympatric small cetaceans in the Southwestern Atlantic Ocean determined by carbon and nitrogen stable isotopes JO - Anais da Academia Brasileira de Ciências A1 - CAMPOS, LAURA B. A1 - SANTOS, MARCOS CÉSAR DE O. SN - 0001-3765 UL - 10.1590/0001-3765202120200638 VL - 93 Y1 - 2021 PB - Brasil ER -