Reference

S. H. Rogstad, Hilde Nybom, Barbara A. Schaal (1991): The tetrapod "DNA fingerprinting" M 13 repeat probe reveals genetic diversity and clonal growth in quaking aspen (Populus tremuloides, Salicaceae). – Österreichische Botanische Zeitschrift = Plant Systematics and Evolution – 175: 115 - 123.