@INCOLLECTION{12669537,
                    author = {Guasch, A. and Figueras, J. and Casanovas, J.}
                            ,
                                booktitle = {Formal languages for computer simulation: transdisciplinary models and applications}
                            ,
                                pages = {1--37}
                            ,
                                publisher = {IGI Global}
                            ,
                                year = {2013}
                            ,
                                month = {Jul}
                            ,
                                doi = {10.4018/978-1-4666-4369-7}
                            ,
                                url = {http://hdl.handle.net/2117/26835; http://hdl.handle.net/2117/105724; http://www.igi-global.com/book/formal-languages-computer-simulation/75484}
                            ,
                                title = {Conceptual modeling using Petri nets}
                        }