1. E. I. Association, et al., Eia standard eia-274-d interchangeable variable block data format for positioning, contouring, and contouring/positioning numerically controlled machines, 1979.
2. Ncbsa standard proposal for eia 494 c, basic control language (bcl) an ascii data exchange specification for computer numerical control manufacturing;Association;Numer. Control BCL Stand. Assoc.,1996
3. I. 10303-238, Industrial Automation Systems and Integration-product Data Representation and Exchange-Part 238: Application Protocol: Application Interpreted Model for Computerized Numerical Controllers, Geneva: International Organization for Standardization (2007).
4. I. 22093:2011, Industrial Automation Systems and Integration-physical Device Control-dimensional Measuring Interface Standard (dmis), Geneva: International Organization for Standardization (2011).
5. Information Systems - Programming Language APT: Processor Input Language and System-Neutral CLFILE;37–1999,1994