1. BA/BSc 2nd Semester, Differential Equations-I (MTH202C)
2. MA/MSc 2nd Semester, Complex Function Theory (MTH804C)

1. Hiren Deka, D. Sarma and Kalpana Sarma: Thermo-diffusion and diffusion-thermo effects in a MHD free convective flow through porous medium between two long vertical wavy walls, Research Journal of Contemporary Concerns, Vol. 10, No. 11(B), 2016, pp. 148-164.
2. N. Ahmed, Kalpana Sarma and Hiren Deka: Soret and Dufour effects on an MHD free convective flow through a channel bounded by a long wavy wall and a parallel flat wall, Turkish Journal of Physics, Vol.38, 2014, pp.50-63.
3. D. Sarma, Hiren Deka and Kalpana Sarma: Soret and Dufour effects in a MHD free convective flow of viscous incompressible fluid in a porous medium between a long vertical wavy wall and a parallel flat wall,Journal of Rajasthan Academy of Physical Sciences, Vol. 11, No. 4, 2012, pp. 283-306.
4. N. Ahmed, Kalpana Sarma and D.P.Barua: Magnetic field effect on free convective oscillatory flow between two vertical parallel plates with periodic plate temperature and dissipative heat, Applied Mathematical Sciences,Vol.6,No 39, 2012,pp.1913-1924.
5. N. Ahmed, Kalpana Sarma and S. Ahmed : Free and forced convective MHD flow and mass transfer through a porous medium bounded by an infinite vertical porous plate in presence of a constant heat flux and heat source, Proceedings of 52nd congress of ISTAM, BNM institute, Bangalore ,December 14-17, 2007.
6. N. Ahmed, D. Sarma and Kalpana Sarma: Free convective MHD flow through a porous medium in presence of a heat source with constant heat flux, Proceedings of 51th congress of ISTAM, Andhra University, December 18-21, 2006.
7. N. Ahmed, D. Sarma and Kalpana Sarma: MHD Free and forced convective flow and mass transfer through a porous medium, Far East Journal of Applied Mathematics, Vol. 21, No. 3, 2005, pp. 271-287.

Association with Professional Bodies:

1. Life member, Assam Academy of Mathematics