IN MEMORIAM PROF. DR. NAND KUMAR SINGH, MD (AUG.20, 1953-AUG.5, 2016) СтатьяS. Vajpeyee, R.B. Singh, Anuj Maheshwari, Anil Pandey, Narsingh Varma, G.S. Wander, V.V. Muthusamy, R.K. Goyal, Shashank Joshi, R.G. Singh, K.K. Tripathi, Radzhesh Agarval, Sergey Chibisov, Sergey Shastun, C.Venkat S.Ram, Fabien De, D.W. Wilson, Shyam Sunder, L.D. MishraWorld Heart Journal. Том Vol8. 2016. С. 385-388