Francisco J. Montoya-Dato José Luis Fernández Alemán Ginés García-Mateos An Experience on Ada Programming Using On-Line Judging. 75-89 2009 Ada-Europe http://dx.doi.org/10.1007/978-3-642-01924-1_6 conf/adaEurope/2009 db/conf/adaEurope/adaEurope2009.html#Montoya-DatoAG09