Carbone, Chris, Christie, S., Conforti, K., Coulson, T., Franklin, N., Ginsberg, J., Griffiths, M., Holden, J., Kawanishi, K., Kinnaird, M., Laidlaw, R., Lynam, A., Macdonald, D., Martyr, D., McDougal, C., Nath, L., O'Brien, T., Seidensticker, John, Smith, D. J. L., Sunquist, M., Tilson, Ronald Lewis, and Wan Shahruddin, W. N. 2001. "
The use of photographic rates to estimate densities of tigers and other cryptic mammals."
Animal Conservation. 4:75–79.