Nyaruai, Catherine, Dr Moses Ollengo, and Gerald Muthakia. “Iridescent Patterns Production from Solid Film Cellulose Nanocrystals Prepared from Coffee Husks”. Universal Journal of Carbon Research 2, no. 1 (June 21, 2024): 107–123. Accessed July 4, 2024. https://ojs.wiserpub.com/index.php/UJCR/article/view/4851.