Amanatun Nisa, T. Triadiati, S. Sulistijorini, and M. M. . Kotowska, “Xylem Vessels Traits of Oil Palm Roots Influenced by Root Diameter and Soil Hydrological Regime”, HAYATI J Biosci, vol. 31, no. 1, pp. 171–181, Oct. 2023, doi: 10.4308/hjb.31.1.171-181.