Hamdan, Hamdan Adma Adinugraha, dan Mahfudz Mahfudz. “Genetic Parameter Estimation of Teak Clonal Test At 5 Years Old in Wonogiri, Central Java”. Jurnal Wasian 3, no. 1 (Juni 30, 2016): 17–24. Diakses Juli 16, 2026. https://pub.kehutanan.unismuh.ac.id/index.php/wasian/article/view/46.