Azis MI, Siregar H, Barus B. Karakter Spasial dan Pengembangan Usaha Sarang Burung Walet di Jakarta Utara. JP2WD [Internet]. 2023Nov.30 [cited 2024May9];7(3):284-98. Available from: https://journal.ipb.ac.id/index.php/p2wd/article/view/45531