IrawanB.; TaminR. P.; HardiyantiR. A. Effects of Indole Acetic Acid (IAA) and Indole Butyric Acid (IBA) to The Growth and Rooting of Ironwood (Eusideroxylon Zwageri Teijsm. & Binn.) Air Layering. J Man Hut Trop 2019, 25, 126.