N. H. MOHAN, L. K. NAYAK, M. K. TAMULI, and A. DAS, “Pig hair fibre utilization in India: Present status and future perspectives”, Indian J of Anim Sci, vol. 84, no. 2, pp. 99–102, Feb. 2014, doi: 10.56093/ijans.v84i2.37808.