CAD applications in teaching descriptive geometryMägi, Rein; Türn, Leo; Teaste, AndriEngineering and computer graphics. 41998 / p. 10 https://www.ester.ee/record=b1021898*est

Effigies and depicting devices in the graphical preparation structureRiives, JaanEngineering and computer graphics. 41998 / p. 11-13 https://www.ester.ee/record=b1021898*est

Specific features of computer-aided draughtingMägi, ReinEngineering and computer graphics. 41998 / p. 5-9: ill https://www.ester.ee/record=b1021898*est