Widiwurjani, and Muhammad Farhan Firmansyah. 2024. “Hydroponic Cultivation Business of Lettuce (Lactuca Sativa L.) at BBPP Ketindan Lawang Malang”. Nusantara Science and Technology Proceedings 2024 (40). Malang, Indonesia:31-36. https://doi.org/10.11594/nstp.2024.4006.