Fraga, F., Ríos, A.F., Pérez, F.F. and Figueiras, F.G. 1998. Theoretical limits of oxygen:carbon and oxygen:nitrogen ratios during photosynthesis and mineralisation of organic matter in the sea. Scientia Marina. 62, 1-2 (Jun. 1998), 161–168. DOI:https://doi.org/10.3989/scimar.1998.62n1-2161.