Akhter, K, SM Ahmed, Md E Halim, MA Kader, K Jahan, UKR Romman, and MG Ahmed. 2016. “One Step Cyclocondensation of (thio)barbituric Acid With Chalcones in Glacial Acetic Acid and Phosphorous Pentoxide: Part-I”. Bangladesh Journal of Scientific and Industrial Research 51 (2):129-38. https://doi.org/10.3329/bjsir.v51i2.28110.