Numerical solution of ATS + SA + Q = 0. - Per Hagander (Inf. Sci., 1972)

A self-tuning filter for fixed-lag smoothing. - Per Hagander; Björn Wittenmark (IEEE Trans. Inf. Theory, 1977)

Zeros of sampled systems. - Karl Johan Åström; Per Hagander; Jan Sternby (Autom., 1984)

Controllability issues of robots in singular configurations. - Lars Nielsen; Carlos Canudas de Wit; Per Hagander (ICRA, 1991)

Comments on "Conditions for stable zeros of sampled systems" by M. Ishitobi. - Per Hagander (IEEE Trans. Autom. Control., 1993)

Existence of minimum upcrossing controllers. - Anders Hansson; Per Hagander (Autom., 1997)

Discussion on: 'How to Decompose Semi-definite Discrete-Time Algebraic Riccati Equations' by A. Hansson and P. Hagander. - Alina Voda Besançon; Suzanne Lesecq; Alain Barraud; Anders Hansson; Per Hagander (Eur. J. Control, 1999)

How to Decompose Semi-definite Discrete-Time Algebraic Riccati Equations. - Anders Hansson; Per Hagander (Eur. J. Control, 1999)

A simplified probing controller for glucose feeding in Escherichia coli cultivations. - Mats Åkesson; Per Hagander (CDC, 2000)

Feedback control of flow rate from a peristaltic pump using balance measurements. - Lena de Maré; Stéphane Velut; Per Hagander; Mats Åkesson (ECC, 2001)

Analysis of a probing control strategy. - Stéphane Velut; Per Hagander (ACC, 2003)

Integral action - A disturbance observer approach. - Johan Åkesson; Per Hagander (ECC, 2003)

A probing control strategy: Stability and performance. - Stéphane Velut; Per Hagander (CDC, 2004)

Anti-windup in mid-ranging control. - Staffan Haugwitz; Maria Karlsson; Stéphane Velut; Per Hagander (CDC/ECC, 2005)

Challenges in Start-up control of a heat Exchange reactor with exothermic Reactions; a Hybrid Approach. - Staffan Haugwitz; Per Hagander (ADHS, 2006)

Analysis and design of startup control of a chemical plate reactor with uncertainties; a hybrid approach. - Staffan Haugwitz; Per Hagander (CCA, 2007)