Ragnar Rosengren

A System to Prevent Mid Air Collisions

Donald E. Swihart, Edward Griffin, Bertil Brannstrom, 2003 .

Autonomous Collision Avoidance for Air-To-Air Operations

Donald E. Swihart, Edward Griffin, Ragnar Rosengren, 2003 .

A sensor integration technique for preventing collisions between air vehicles

Donald E. Swihart, Bertil Brannstrom, Ragnar Rosengren, 2002, Proceedings of the 41st SICE Annual Conference. SICE 2002..

Autonomous Collision Avoidance System for Air-to-Air Operations

Donald E. Swihart, Edward Griffin, Bertil Brannstrom, 2003 .

Applications of structural optimization software in the design process

Ragnar Rosengren, Torsten Brama, T. Bråmå, 1990 .