Citation: C. Bornemann et al., DEOXYRIBONUCLEOTIDE SYNTHESIS IN GREEN-ALGAE - CELL-CYCLE FLUCTUATIONOF RIBONUCLEOTIDE REDUCTASE IS ONLY MODERATE IN THE UNICELLULAR, EXSYMBIOTIC GREEN-ALGAE, CHLORELLA SP PBI, Journal of plant physiology, 148(6), 1996, pp. 657-661