%0 Journal Article %1 journals/igpl/FreitasVVV07 %A de Freitas, Renata P. %A Veloso, Paulo A. S. %A Veloso, Sheila R. M. %A Viana, Jorge Petrucio %D 2007 %J Logic Journal of the IGPL %K dblp %N 5-6 %P 577-601 %T On Positive Relational Calculi. %U http://dblp.uni-trier.de/db/journals/igpl/igpl15.html#FreitasVVV07 %V 15

@article{journals/igpl/FreitasVVV07, added-at = {2015-03-15T00:00:00.000+0100}, author = {de Freitas, Renata P. and Veloso, Paulo A. S. and Veloso, Sheila R. M. and Viana, Jorge Petrucio}, biburl = {https://www.bibsonomy.org/bibtex/219b10bdb00355daf2452da47bef5b0f6/dblp}, ee = {http://dx.doi.org/10.1093/jigpal/jzm054}, interhash = {29be9c2cbb90d33b8b068985839910f3}, intrahash = {19b10bdb00355daf2452da47bef5b0f6}, journal = {Logic Journal of the IGPL}, keywords = {dblp}, number = {5-6}, pages = {577-601}, timestamp = {2015-06-18T03:07:26.000+0200}, title = {On Positive Relational Calculi.}, url = {http://dblp.uni-trier.de/db/journals/igpl/igpl15.html#FreitasVVV07}, volume = 15, year = 2007 }