Chawla, Amit and Rajkumar, S and Singh, K N and Singh, R D and Lal, Brij and Thukral, A K (2008) Plant Species Diversity along an Altitudinal Gradient of Bhabha Valley in Western Himalaya. Journal of Mountain Science, 5 (2). pp. 157-177. ISSN 1672-6316

Chawla, Amit and Kumar, Amit and S, Rajkumar and Singh , R D and Thukral, A K and Ahuja, Paramvir Singh (2010) Correlation of Multispectral Satellite Data with Plant Species Diversity vis-à-vis Soil Characteristics in a Landscape of Western Himalayan Region, India. Applied Remote Sensing Journal , 1 (1). pp. 1-13.

Chawla, Amit and Parkash, Om and Sharma, Varun and Rajkumar, S and Lal, Brij and Chand, Gopi and Singh, R D and Thukral, A K (2012) Vascular plants, Kinnaur, Himachal Pradesh, India. Check list, 8 (3). pp. 321-348.

Chawla, Amit and Kumar, Amit and Lal, Brij and Singh, R D and Thukral, A K (2012) Ecological Characterization of High Altitude Himalayan Landscapes in the Upper Satluj River Watershed, Kinnaur, Himachal Pradesh, India. Journal of Indian Society of Remote Sensing, 40 (3). pp. 519-539.