Reference
Maya P. Stoyneva, Rosalina Stancheva, Georg Gärtner (2003): Heribaudiella fluviatilis (ARESCH.) SVED. (Phaeophyceae) and the Hildenbrandia rivularis (LIEBM.) J. AG. - Heribaudiella fluviatilis (ARESCH.) SVED. association newly recorded in Bulgaria – Berichte des naturwissenschaftlichen-medizinischen Verein Innsbruck – 90: 61 - 71.