Reference

Sergio Sgorbati, Stefania M. Masci, Valentina Soler, Palmer D. Marchi (1989): Rapid cytofluorimetric determination of leaf nuclear DNA content in the polyploid series Ranunculus marsicus (R. auricomus agg., Ranunculaceae) – Österreichische Botanische Zeitschrift = Plant Systematics and Evolution – 167: 219 - 226.