Concepcion II, Ronnie, Elmer Dadios, Argel Bandala, Joel Cuello, and Yutaka Kodama. 2021. “Hybrid Genetic Programming and Multiverse-Based Optimization of Pre-Harvest Growth Factors of Aquaponic Lettuce Based on Chlorophyll Concentration”. International Journal on Advanced Science, Engineering and Information Technology 11 (6):2128-38. https://doi.org/10.18517/ijaseit.11.6.14991.