On active surge control of compressors using a mass flow observer. - Bjørnar Bøhagen; Jan Tommy Gravdahl (CDC, 2002)

Active control of compression systems using drive torque; a backstepping approach. - Bjørnar Bøhagen; Jan Tommy Gravdahl (CDC/ECC, 2005)

Actiwe surge control using driwe torque: dynamic control laws. - Bjørnar Bøhagen; Jan Tommy Gravdahl (CDC, 2006)

Circle criterion observer for a compression system. - Bjørnar Bøhagen; Jan Tommy Gravdahl (ACC, 2007)

Active surge control of compression system using drive torque. - Bjørnar Bøhagen; Jan Tommy Gravdahl (Autom., 2008)