Transformasi kopi robusta (Coffea canephora) dengan gen kitinase melalui Agrobagterium tumefaciens LBA4404 Transformation of robusta coffee (Coffea canephora) with chitinase gene mediated by Agrobacterium tumefaciens LBA4404. E-Journal Menara Perkebunan, v. 71, n. 2, 10 Mar.2016.