1. Methane production by anaerobic digestion of algae, H.P. Naveau, C.-M. Asinari and E.-J. Nyns. C.E.C., Energy, 1st Coord. Meet. Contract. Energy from Biomass (Project E), Amsterdam, Sept. 18–19, 1980, Proc,, Doc. EUR 7160 EN, DG XII, ed., 183–194 (1981).