Transfer of temporal coherence in parametric downconversion
Dr. Girish Kulkarni, P. Kumar, A. K. Jha , 
J. Opt. Soc. Am. B 34(8), 1637-1643

Single-shot measurement of the orbital angular momentum spectrum of light
Dr. Girish Kulkarni, R. Sahu, O. S. Magana-Loaiza, R. W. Boyd, A. K. Jha , 
Nature Communications 8, 1054