Robert Schaefer. Relay ladder logic considered harmful. ACM SIGSOFT Software Engineering Notes, 38(2):8-9, 2013. [doi]
@article{Schaefer13,
title = {Relay ladder logic considered harmful},
author = {Robert Schaefer},
year = {2013},
doi = {10.1145/2439976.2439978},
url = {http://doi.acm.org/10.1145/2439976.2439978},
researchr = {https://researchr.org/publication/Schaefer13},
cites = {0},
citedby = {0},
journal = {ACM SIGSOFT Software Engineering Notes},
volume = {38},
number = {2},
pages = {8-9},
}