Template:Thomas et al., 2008
- Thomas, D.C., Weigend, M. & Hilger, H.H. 2008. Phylogeny and systematics of Lithodora (Boraginaceae - Lithospermeae) and its affinities to the monotypic genera Mairetis, Halacsya and Paramoltkia based on ITS1 and trnLUAA-sequence data and morphology. Taxon 57(1): 79–97. DOI: 10.2307/25065950, JSTOR, ResearchGate