U. Jaaksoo

• Automatic Control 1990, Volume Volume II (International Federation of Automatic Control World Congress//Proceedings)
• Automatic Control 1990, Volume Volume III (International Federation of Automatic Control World Congress//Proceedings)
• Automatic Control 1990, Volume Volume IV (International Federation of Automatic Control World Congress//Proceedings)
• Automatic Control 1990, Volume Volume V (International Federation of Automatic Control World Congress//Proceedings)
• Automatic Control 1990, Volume Volume VI (International Federation of Automatic Control World Congress//Proceedings)
• Automatic control
• Automatic Control 1990, Volume Volume I (International Federation of Automatic Control World Congress//Proceedings)