Further studies on Desmococcus Brand emend. Vischer (Chlorophyta, Trebouxiophyceae) and a new species Desmococcus spinocystis sp. nov. from soil / Georg Gärtner, Elisabeth Ingolič. Biologia. Section A. Section B. Section C, Botany. Zoology. Cellular and molecular biology Vol. 58, no. 4 (2003), s. 517-523