1. Uber das farbige Licht der Dopplersterne und einigr anderer Gestirne des Himmels. [On the coloured light of double stars and certain other stars of the heavens];Doppler;Royal Bohemian Society,1842
2. Understanding Ultrasound Physics,2004
3. Umbilical artery waveforms and intrauterine growth retardation;Fleischer;Am J Obstet Gynecol,1985
4. The diagnosis of altered fetal growth;Ott;Obstet Gynecol Clin North Am,1988
5. Fetal umbilical artery flow velocity waveforms and placental resistance: Pathological correlation;Giles;Br J Obstet Gynecol,1985