1. SIA Computer Services, London, England‘Astec 3 introductory manual’, 1984
2. SIA Computer Services, London, England‘Astec 3 user manual’, 1984
3. Beurrier, Z. ‘Conversion des modeles SPICE 2G.6 en langage Astec 3 et comparison des performances Astec 3/SPICE 2G.6’. CISICRAPH, 20 Rue du Morvan, Silic 568 94653 Rungis cedex, France, Dec. 1983