Henderson, A. L., Najman, Y., Parrish, R. R., Carter, A., Boudagher-Fadel, M., Foster, G., Garzanti, E. and Andò, S. (2008) “Constraints to the timing of India-Eurasia collision determined from the Indus Group: a reassessment”, Himalayan Journal of Sciences, 5(7), p. 64. doi: 10.3126/hjs.v5i7.1266.