Problems of Insurgency and Economic Development in North East India. (2005 ,Sibsagar College, Joysagar.)
Some Recent Trends in Application of Mathematics (2006,Dibrugarh University.)
Computational Method and Function Theory (2008 Don Bosco Institute, Guwahati.)
Urban Waste Disposal and Its Impact on Environment(2010 SibsagarCollege, Joysagar.)
Research Methodology & SPSS(2011 Sibsagar College, Joysagar.)
International seminar and workshop on Eneregy, Sustainability and Development(International seminar and workshop on Eneregy, Sustainability and Development)
Mathematics-Its Interdisciplinary Approaches in Modern Curriculum(2013 DevicharanBaruah Girls College, Jorhat, Assam.