1. Recommended standards for scoring and measuring opened egg quality;Brant;Fd. Technol.,1951
2. A new height gauge for measuring egg quality;Brant;Fd. Technol.,1951
3. The Haugh unit for measuring egg quality;Haugh;U.S. Egg Poultry Mag,1937
4. Electronic device speeds measurement of albumen heights;Meehan;Poultry Process. Mktg,1961
5. The use of electric circuit and sound signal in determining the albumen height of eggs;Paterson;Poultry Sci.,1964