Duane Allen Burchick

Airborne Deployment of and Recent Improvements to the Viper Counter Sniper System

M. C. Ertem, Stanley Moroz, R. B. Pierson, 1999 .

Infrared Detection and Geolocation of Gunfire and Ordnance Events from Ground and Air Platforms

Al Williams, Robert Evans, Eric Heidhausen, 2004 .

An Acoustic Sensor for the Viper Infrared Sniper Detection System

M. C. Ertem, T. Ippolito, R. B. Pierson, 1999 .