| Author Names | 
				Topic | 
				Journal Name | 
				Volume Number | 
				Issue Number | 
				Page Number | 
				Year Published | 
				Impact Factor | 
				
			
	
			| A. S. Dixit, N. S. Singh | Seasonality in circadian locomotor activity and serum
testosterone level in the subtropical tree sparrow (Passer montanus) | Journal of Photochemistry and Photobiology | 158 |  | 61-68 | 2016 | 2.99 |   
| N. S. Singh, I. Bamon, A. S. Dixit, R. Sougrakpam | Structural variations and their
adaptive significances in the bones of some migratory and resident birds. | The Journal of Basic and Applied Zoology | 70 |  | 33-40 | 2015 |  |   
| Ch. Dhananjoy, N. S. Singh, J. M. Laishram | Variation in morphometric,
heterochromatin and evolutionary relation in two subspecies of Mus musculus from Manipur,
India | JOURNAL OF EXPERIMENTAL ZOOLOGY INDIA | 18 | 1 | 21-28 | 2015 |  |   
| A. S. Dixit,  N. S. Singh | Photoperiodic control of testicular growth,
histomorphology and serum testosterone levels in the male tree sparrow: Involvement of
circadian rhythm | General and Comparative Endocrinology  | 208 |  | 5-11 | 2014 | 2.96 |   
| A. S. Dixit, N. S. Singh, R. Sougrakpam | A comparative study on photoperiodic
control of seasonal cycles in the females of migratory yellow breasted bunting and the resident
tree sparrow | Photochemical & Photobiological Sciences - [ RSC ] Publishing | 13 |  | 1568-1579 | 2014 | 2.99 |   
| N. S. Singh, A. S. Dixit  | Participation of endogenous circadian rhythm in
photoperiodic time measurement during ovarian responses of the subtropical tree sparrow,
Passer montanus | Indian Journal of Experimental Biology - niscair | 54 |  | 496-503 | 2014 | 1.2 |   
| N. S. Singh,  A. S. Dixit | Morphology and ultrastructural studies of pineal organ of
the tree sparrow (Passer montanus) | Micron | 58 |  | 9-14 | 2014 | 1.9 |   
| A. S. Dixit, N. S. Singh | Seasonal variations in plasma levels of testosterone and
estradiol 17 β and histomorphometric analyses of gonads in the wild and captive tree sparrow | Canadian Journal of Zoology  | 91 |  | 302-312 | 2013 | 1.4 |   
| A. S. Dixit, N. S. Singh | Seasonal variation in the sensitivity of the photoperiodic
response system and the termination of photorefractoriness in the subtropical tree sparrow
(Passer montanus) | Journal of Experimental Zoology | 317A |  | 488-498 | 2012 | 3.36 |   
| N. S. Singh,  A. S. Dixit | Involvement of endogenous circadian rhythm in
photoperiodic ovarian response of subtropical tree sparrow, Passer montanus | International Multilingual Research Journal (IMRJ) | 2 | 2 | 66-72 | 2012 |  |   
| A. S. Dixit , N. S. Singh | Photoperiod as a proximate factor in control of seasonality
in the subtropical male tree sparrow, passer montanus |  Front. Zool | 8 |  | 8-12 | 2011 | 4.46 |   
| N. S. Singh, A. S. Dixit, R Sougrakpam | A report on the presence of three avian
lice (Insecta: Phthiraptera) in different regions of North-East India. | Journal of Bombay Natural History Society (JBNHS) | 108 | 1 | 65-67 | 2011 |  |