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[4] Fazley, B.D. (2011) Calculation of Weft Knitting, 2011.
http://www.scribd.com/doc/52320541/Calculation-in-Weft-Knitting#scribd (Accessed 13 December 2016)
[5] Systems of the Basic Weft Knitted Machine (2012). http://nptel.ac.in/courses/116102008/9 (Accessed 13 December 2016)