Leyton A., Pezoa-Conte R., Barriga A., Buschmann A.H., Mäki-Arvela P., Mikkola J.-P., Lienqueo M.E. Identification and efficient extraction method of phlorotannins from the brown seaweed Macrocystis pyrifera using an orthogonal experimental design. 2016. Algal Research. 16. 201-208. 10.1016/j.algal.2016.03.019.