@misc{indiciae291a87040712, title = {Molecular sequence data indicating an endosymbiotic origin for plastids.}, author = {W F Doolittle and L Bonen}, year = {1981}, doi = {10.1111/j.1749-6632.1981.tb46522.x}, url = {https://pubmed.ncbi.nlm.nih.gov/6941723/}, note = {Source identifier: 6941723} }