Alwani, Izyan, and Seca Gandaseca. 1. “Volume Estimation of Standing Shorea Sp. on UPM-JISE Rehabilitated Forest in Bintulu, Sarawak”. Jurnal Manajemen Hutan Tropika 14 (3). Bogor, INA, 111-14. https://journal.ipb.ac.id/index.php/jmht/article/view/3227.