Ficarra, AntoninoAntoninoFicarraNANNI, MAUROMAURONANNIFEDERICI, LucianaLucianaFEDERICI2020-06-012020-06-011984http://hdl.handle.net/20.500.12386/25397StampaenThe Bologna Graphics Library : Presentation of the SystemTechnical reporthttp://www.ira.inaf.it/Library/rapp-int-2004/74-84.pdf