1. Atkinson, A. W.,Gunning, B. E. S., John, P. C. L., 1972: Sporopollenin in the cell wall of Chlorella and other algae: ultrastructure, chemistry, and incorporation of 14C-acetate, studied in synchronous cultures. Planta (Berl.) 107, 1–32.
2. Bouck, G. B., Brown, D. L., 1973: Microtubule biogenesis and cell shape in Ochromonas. The distribution of cytoplasmic and mitotic microtubules. J. Cell Biol. 56, 340–359.
3. Braun, A., 1851: Erscheinungen der Verjüngung in der Natur. Freiburg.
4. Brooks, J., Shaw, G., 1971: Recent developments in the chemistry, biochemistry, geochemistry and post-tetrad ontogeny of sporopollemins derived from pollen and exines. In: Pollen: development and physiology (Fieslop-Harrison, J., ed.). London: Butterworths.
5. Brown, D. L., Bouck, G. B., 1973: Microtubule biogenesis and cell shape in Ochromonas. The role of nucleating sites in shape development. J. Cell Biol. 56, 360–378.