1. P-NMR characterization of hen egg yolk and egg white;Burt;Biochim. Biophys. Acta,1986
2. Focused ultrasound in experiments studying the development of brain nervous tissue in chick embryogenesis;Karamyan;Translated from Dokl. Akad. Nauk. SSSR.,1986
3. Diagnostic Ultrasound: Principles, Instruments, and Exercises;Kremkau,1989
4. An evaluation of ultrasonography as a potential tool for monitoring chicken embryonic development: 2;Peebles;Effects of eggshell alteration and ultrasonography on hatchability. Poultry Sci.,1993