PURWANTORO, R. SUBEKTI. “Seed Germination and Seedling Growth of Chiococca Javanica (Rubiaceae) in Relation to Fruit Maturation and Media Growth”. Nusantara Bioscience, vol. 9, no. 2, May 2017, pp. 111-9, https://doi.org/10.13057/nusbiosci/n090201.