DORA : A System of CAD Post-Processors Providing Test Programs and Automatic Diagnostics Data for Digital Device and Board Manufacture. - R. W. Allen; C. D. Chen; M. M. Ervin-Willis; K. R. Rahlfs; R. F. Thulloss; S. L. Wu (ITC, 1981)

DORA: : CAD interface to automatic diagnostics. - R. W. Allen; M. M. Ervin-Willis; Rodham E. Tulloss (DAC, 1982)

Practical algorithms for fully decoupled mixed-mode simulation of electronic circuits. - Mark Zwolinski; R. W. Allen (ISCAS (5), 2001)