Sánchez, A, and JD Carriquiry. “Accumulation of Corg, Norg, Porg and BSi off the Magdalena, BCS, (México) During the past 26 Kyr”. Ciencias Marinas 33, no. 1 (March 7, 2007): 23–35. Accessed October 1, 2024. https://cienciasmarinas.com.mx/index.php/cmarinas/article/view/1036.