Asaruddin, M. R., Ezekiel, S., Ariffeen, M. F. and Affan, M. A. (2016) “Synthesis and Spectral Characterization of 4-Hydroxy-3- Methoxybenzaldehyde Derivatives”, Borneo Journal of Resource Science and Technology, 5(1), pp. 43–48. doi: 10.33736/bjrst.283.2015.