Purba, H. S., Hot Setiado, and L. A. M. Siregar. “In Vitro The Role of Paclobutrazol in Potato Seed Production (Solanum Tuberosum L) Cultivar Granola Kembang Early Generation (G0) In Vitro: Potato”. Jurnal Online Pertanian Tropik, vol. 8, no. 1, May 2021, pp. 73-81, doi:10.32734/jopt.v8i1.5891.