An emergency medical services simulation model for Baltimore city: an overview. - Miriam Heller; Kathleen B. Hogan; Perry A. Appino; Jared L. Cohon; Charles S. Revelle (WSC, 1982)

Visual interpretation of multidimensional computations and transistor design. - Edward J. Farrell; Perry A. Appino; Daniel Foty; Thomas D. Linton Jr. (IBM J. Res. Dev., 1991)

An Architecture for Virtual Worlds. - Perry A. Appino; J. Bryan Lewis; Lawrence Koved; Daniel T. Ling; David A. Rabenhorst; Christopher F. Codella (Presence Teleoperators Virtual Environ., 1992)