1. Carotenoid vitamin A precursors and analogs in foods and feeds;Bauernfeind;J. agric. Fd Chem.,1972
2. Content of carotenoid in various body parts of the crayfish Orconectes limosus (Raf.) in the annual cycle;Czeczuga;Bull. Acad. pol. Sci. Cl. II Ser. Sci. biol.,1976
3. Investigations of carotenoids in some faunal elements of the Adriatic Sea. IV.—Molluscs;Czeczuga;Hydrobiologia,1976
4. Carotenoids in some species of Molluscs. I—Aquatic moiluscs;Czeczuga;Zool. Pol.,1977
5. Carotenoids in some species of Molluscs. II—Terrestrial molluscs;Czeczuga;Zool. Pol.,1977