@misc{indiciae7eaa395c9b34, title = {The C4 system: formal and population genetics.}, author = {B Olaisen and P Teisberg and R Jonassen and T Gedde-Dahl}, year = {1979}, doi = {10.1007/bf00390240}, url = {https://pubmed.ncbi.nlm.nih.gov/511133/}, note = {Source identifier: 511133} }