1. Programming Languages Popularity and Implications to Testing Programmable Logic Controllers;Enoiu,2015
2. A framework for safety automation of safety-critical systems operations;Acharyulu;Saf. Sci.,2015
3. Doosan Heavy Industry & Construction, KNICS.RPS.SDS231-01, Rev. 01, software design specification for the bistable processor of the reactor protection system, 2006.
4. A classification of PLC models and applications;Mader,2000
5. IEC 61131-3: Programming Industrial Automation Systems Concepts and Programming Languages, Requirements for Programming Systems, Decision-Making Aids;John,2010