@article{DBLP:journals/cma/ZhangMG10,
author = {Hehua Zhang and
Stephan Merz and
Ming Gu},
title = {Specifying and verifying PLC systems with TLA$^{\mbox{+}}$
: A case study},
journal = {Computers {\&} Mathematics with Applications},
volume = {60},
number = {3},
year = {2010},
pages = {695-705},
ee = {http://dx.doi.org/10.1016/j.camwa.2010.05.017},
bibsource = {DBLP, http://dblp.uni-trier.de}
}