“Improved Le Sech wavefunctions for two-electron atomic systems”. 

       Chem.  Phys.  Lett.  639,  248(2015).

2.   Rabeet Singh and Manoj K. Harbola

      “Study of adiabatic connections in density functional theory for 2-electron spherical systems”. 

       Int.  J.  Quantum Chem.  117,  25344(2017).

3.   Rabeet Singh and Manoj K. Harbola

       “A study of accurate exchange-correlation functionals through adiabatic connection”. 

      J.  Chem.  Phys.  147,  144105(2017).

4.    Ashish Kumar, Rabeet Singh, and  Monoj K. Harbola

        “Universal nature of different methods of obtaining the exact Kohn-Sham exchange-correlation potential for a given density”. 

        J. Phys. B: At. Mol. Opt. Phys. 52,  075007(2019).

5.  Rabeet Singh, Ashish Kumar, Manoj K. Harbola, and Prasanjit Samal

      "Accurate wavefunctions and Kohn-Sham exchange-correlation potentials for two-electron atomic systems in two-dimensions."

      J. Phys. B: At. Mol. Opt. Phys. (2019)

6.   Rabeet Singh, Bikash Patra, Abhilash Patra, Manoj K. Harbola, and Prasanjit Samal

      "Adiabatic connection in density functional theory in two-dimensions: A semi-analytic wavefunction based study 

       for two-electron atomic systems"

       Accepted in J. Chem. Phys. (2019)