Utilization of parallelism in transputer-based real-time control systems. - Kari Leppälä (Microprocess. Microprogramming, 1987)

Real-Time Approach for Development of Scientific Space Instrument Software. - Kari Leppälä; Jukka Korhonen; Pekka Ruuska; Jukka Toivanen; Heikki Päivike (RTS, 1996)

Shared Engineering Knowledge - Concepts and Framework. - Kari Leppälä (EJC, 1998)

Communicative Incentives in Consumer Innovation Brokering. - Mikko Järvilehto; Kari Leppälä; Jouni Similä (HICSS, 2008)