Kučera, V. Riccati Equations and their Solution. In: LEWINE, Wilian S., ed. The Control Handbook, Second Edition: Control System Advanced Methods. Control System Advanced Methods. Boca Raton: CRC Press, 2011, s. 14.1-14.21. Electrical Engineering Handbook. ISBN 978-1-4200-7366-9. Dostupné z: http://library.utia.cas.cz/separaty/2011/TR/kucera-0436431.pdf