@TECHREPORT{532440,
                    author = {Juan, A. and Navarro, Nacho and Martorell, X. and Toribio, A.}
                            ,
                                year = {1993}
                            ,
                                month = {Apr}
                            ,
                                institution = {CAP - High Performace Computing Group}
                            ,
                                title = {PRÀCTIQUES I-V}
                        }