TY  - BOOK
AU  - Maitra, Soumyojyoti
AU  - Gupta, Indra Gu.
ED  - Indian Institute of Technology Roorkee, Roorkee, Electrical
TI  - Industrial sequencers for process control applications using petri nets and ladder logic diagram
U1  - 621.3072 
PY  - 2007///
CY  - Roorkee
PB  - Department of Electrical Engineering
ER  -