Springer_London

Frey, G.: Programmable Logic Controllers. Book section, 5p, 2014, <DOI: 10.1007/978-1-4471-5102-9_257-1>; in: Baillieul, J.; Samad, T. (Eds.): Encyclopedia of Systems and Control. ISBN 978-1-4471-5102-9 (online), Springer-Verlag London, United Kingdom, 2015. <DOI: 10.1007/978-1-4471-5102-9>