Communication gaps and requirements uncertainties in the information systems designKumlander, DenissProceedings of the WSEAS Conference : The 6th WSEAS International Conference on Applied Informatics and Communications : Elounda, Crete, Greece, 18-20.08.20062006 / p. 400-405 https://citeseerx.ist.psu.edu/viewdoc/download;jsessionid=47EF002F94CE4D42B245976A485EDFED?doi=10.1.1.584.736&rep=rep1&type=pdf