Daimon Syukri, et al. “ EFFECT OF OXYGEN AVAILABILITY ON β-IONONE FORMATION AS A DEGRADATION PROCESS OF CAROTENOIDS FROM CRUDE PALM OIL BY THERMAL PROCESS”. IRAQI JOURNAL OF AGRICULTURAL SCIENCES, vol. 56, no. 4, Aug. 2025, pp. 1511-9, https://doi.org/10.36103/eweq8596.