@article{IJAMCS_2004_14_1_a12,
     author = {W\k{e}grzyn, A. and Karatkevich, A. and Bieganowski, J.},
     title = {Detection of deadlocks and traps in {Petri} nets by means of {Thelen's} prime implicant method},
     journal = {International Journal of Applied Mathematics and Computer Science},
     pages = {113--121},
     publisher = {mathdoc},
     volume = {14},
     number = {1},
     year = {2004},
     language = {en},
     url = {http://geodesic.mathdoc.fr/item/IJAMCS_2004_14_1_a12/}
}