Muslim Muslim Department of Marine Science, Diponegoro University, Jl. Prof. H. Soedharto, SH, Tembalang, Semarang 50275, Indonesia Indonesia
H. Suseno Center for Radiation Safety Technology and Metrology, National Nuclear Energy Agency, Jl. Lebak Bulus Raya No.49, Jakarta 12070, Indonesia Indonesia
F. Rafsani Department of Marine Science, Diponegoro University, Jl. Prof. H. Soedharto, SH, Tembalang, Semarang 50275, Indonesia Indonesia