Düzcükoğlu, H.; Acaroğlu, M. (2009). "Lubrication Properties of Vegetable Oils Combined with Boric Acid and Determination of Their Effects on Wear". Energy Sources, Part A: Recovery, Use, and Environmental Effects. 32 (3): 275–285. doi:10.1080/15567030802606053. S2CID97537085.
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"The queen". Punjabi State Carrom Association. Archived from the original on 14 March 2007. Retrieved 4 June 2009.
Düzcükoğlu, H.; Acaroğlu, M. (2009). "Lubrication Properties of Vegetable Oils Combined with Boric Acid and Determination of Their Effects on Wear". Energy Sources, Part A: Recovery, Use, and Environmental Effects. 32 (3): 275–285. doi:10.1080/15567030802606053. S2CID97537085.