Alfredo R. Rabena, and Ronald N. Amano. “Utilization of Bagbagotot (Phyllantus Reticulatus) and Atswete (Bixa Orellana) Dyes As Ceramic Colorants”. The Vector: International Journal of Emerging Science, Technology and Management (IJESTM), vol. 12, no. 1, Dec. 2003, doi:10.69566/ijestm.v12i1.164.