1. Adair WS, Steinmetz SA, Mattson DM, Goodenough UW, Heuser JE (1987) Nucleated assembly ofChlamydomonas andVolvox cell walls. J Cell Biol 105: 2373?2382
2. Aleyev MY (1992) Active metabolism of planktonic flagellates. Hydrobiol J 28: 62?68
3. Bell G (1985) The origin and early evolution of germ cells as illustrated by the Volvocales. In: Halvorson HO, Monroy A (eds) The origin and evolution of sex. Alan R Liss, New York, pp 221?256
4. Birchem R, Kochiert G (1979) Mitosis and cytokinesis in androgonidia ofVolvox carteri f.weismannia. Protoplasma 100: 1?12
5. Brighton M, Clement P, Stickles S, Hoops HJ (1996) The mechanism for phototactic turning inVolvox carteri. J Phycol 31 Suppl: 8?9