1. Pertanian UMA [Internet]. Medan: Faculty of Agriculture, Universitas Medan Area [cited 2022 March 1]. Available from: https://pertanian.uma.ac.id/tipe-selada-yang-potential-dibudidayakan-hidroponik.
2. J.K. Kim, and S.U. Parks, Experiment. Clinic. Sci. J. 15, 571–577 (2016).
3. K. Shubha, A. Mukherjee, M. Tamta, and T.K. Koley, Agri. Food. 1, 22301 (2019).
4. United States Department of Agriculture [Internet], Arugula FDC ID: 169387 NDB Numbers: 11959; 2019 [cited 2021 January 21]. Available from: https://fdc.nal.usda.gov/fdc-app.html#/food-details/169387/nutrients.
5. M.J.B. Fernandes, B.A. da Costa, and J.M. Lemos, “Hydroponics Greenhouse Crop Optimization,” Thesis, Instituto Superior Técnico, 2018.