https://bg.copernicus.org/articles/15/4759/2018/bg-15-4759-2018.html
BG - Technical note: A refinement of coccolith separation methods: measuring the sinking...
Abstract. Quantification sinking velocities of individual coccoliths will contribute to optimizing laboratory methods for separating coccoliths of different...
technicalnoterefinementcoccolithseparation