Chara, P. (2018). Simple Synthesis and Analysis of 3,6 and 2,7-dibromo-9-dodecylcarbazole by Direct Probe-Atmospheric Pressure Chemical Ionization Mass Spectrometry (DP-APCI-MS). Indochina Applied Scienceห, 7(2), 288–294. https://doi.org/10.55674/ias.v7i2.120233