Ilhamdy, Aidil, Jumsurizal, Jumsurizal, Azwin, Azwin, Bahari, Satrio, AND Pratama, Ginanjar. " Chemical Characteristics of Green Seaweed (Caulerpa microphysa and Codium sp) from Riau Islands" JURNAL SUMBERDAYA AKUATIK INDOPASIFIK [Online], Volume 5 Number 2 (26 April 2021)