TG–DTA, UV and FTIR spectroscopic studies of urea–thiourea mixed crystal
Journal of Thermal Analysis and Calorimetry (2010) - Comment
doi: 10.1007/s10973-010-0763-3  issn: 1388-6150  issn: 1572-8943 

G. Madhurambal, M. Mariappan, S. C. Mojumdar