M. R. Darmiyani, Design and Building a Lapping Machine for Ceramic Balls Finishing and Evaluating its Performance, M .Sc .thesis, Birjand, Univ, 2016.
 F. Klocke, A. Kuchle, Manufacturing Processes 2: Grinding, Honing, Lapping, Springer Berlin Heidelberg, 2009.
 N. Umehara, K. Kato, A study on magnetic fluid grinding.(1st Report, The effect of the floating pad on removal rate of Si3N4 balls), JSME, Vol. 54, pp. 1599-1604, 1988.
 A. Uplaonkar, Experimental Investigation of Unbonded Magnetic Abrasive Polishing (UMAP) of Silicon Nitride Balls, Oklahoma State University, 2005.
 T. Kurobe, T. Morita, N. Tsuchihashi, Super fine finishing ceramic ball using spin angle controlled machining method, (in Japanese), J. JSPE, Vol. 70, pp. 1392-1396, 2004.
 J. Kang, M. Hadfield, A study on the lapping of ceramic balls, in International conference on computer methods and experimental measurments for surface treatment effects, pp. 389-399, 1999.
 B. Zhang, A. Nakajima, Spherical surface generation mechanism in the grinding of balls for ultraprecision ball bearings, Proceedings of the Institution of Mechanical Engineers, Part J: Journal of Engineering Tribology, Vol. 214, pp. 351-357, 2000.
 O. Sunanta, Flat Surface Lapping: Process Modeling in an Intelligent Environment, University of Pittsburgh, 2002.
 I. D. Marinescu, E. Uhlmann, T. Doi, Handbook of lapping and polishing, CRC Press, 2006.
 K. Puttick, Handbook of Ceramic Grinding and Polishing, Ioan D. Marinescu, Hans K. Tonshoff and Ichiro Inasaki (Editors): Elsevier, 2000.
 B. Zhang, N. Umehara, K. Kato, Effect of the eccentricity between the driving shaft and the guide ring on the behavior of magnetic fluid grinding of ceramic balls, Journal-Japan Society For Precision Engineering, Vol. 61, pp. 586-586, 1995.
 J. Kang, M. Hadfield, A novel eccentric lapping machine for finishing advanced ceramic balls, Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 215, pp. 781-795, 2001.
 R. T. Lee, Y. C. Hwang, Y. C. Chiou, Lapping of ultra-precision ball surfaces. Part II. Eccentric V-groove lapping system, International Journal of Machine Tools and Manufacture, Vol. 46, pp. 1157-1169, 2006.
 H. Amirabadi, M. R. Darmiyani, Ball Lapping Machine with Eccentricity Lap Plate, Patent No. 139350140003010936, 2015, (in Persianفارسی ).
 J. Kang, M. Hadfield, The polishing process of advanced ceramic balls using a novel eccentric lapping machine, Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 219, pp. 493-503, 2005.
 G. A. Allan, K. H. Sutherland, A preliminary study of the lapping process, Production Engineer, Vol. 41, pp. 195-202, 1962.
 J. R. Davis, Handbook of Machining Processes, ASM Handbook, Volume 16, 1989.
 Lapping & polishing basics catalog, www.southbaytech.com, accessed April 10, 2017.
 J. Kang, M. Hadfield, Examination of the material removal mechanisms during the lapping process of advanced ceramic rolling elements, Wear, Vol. 258, pp. 2-12, 2005.
 J. Kang, M. Hadfield, Parameter optimization by Taguchi methods for finishing advanced ceramic balls using a novel eccentric lapping machine, Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 215, pp. 69-78, 2001.
 T. Stolarski, E. Jisheng, D. Gawne, S. Panesar, The effect of load and abrasive particle size on the material removal rate of silicon nitride artefacts, Ceramics international, Vol. 21, pp. 355-366, 1995.
 J. Aurich, B. Linke, M. Hauschild, M. Carrella, B. Kirsch, Sustainability of abrasive processes, CIRP Annals Manufacturing Technology, Vol. 62, pp. 653-672, 2013.
 J. Kang, M. Hadfield, The effects of lapping load in finishing advanced ceramic balls on a novel eccentric lapping machine, Proceedings of the Institution of Mechanical Engineers, Part B: Journal of Engineering Manufacture, Vol. 219, pp. 505-513, 2005.
 J. L. Yuan, W. F. Yao, Q. F. Deng, B. H. LV, Research on V-Groove Angle of Rotated Dual-Plates Lapping Machine, Applied Mechanics and Materials, 2010, pp. 1125-1129.