[C. Obon de Castro and D. R. Nunez, Phanerogamarum Monographiae Tomus XXI: A Taxonomic Revision of the Section Sideritis (Genus Sideritis) (Labiatae), J. Cramer, Berlin 1994.]Search in Google Scholar
[V. Heywood, Genus Sideritis L., in Flora Europaea (Eds. T. Tutin, V. Heywood, N. Burges, D. Moore, S. Valentine, S. Walters and D. Webb), Vol. 3, Cambridge University Press, Cambridge 1973, pp. 138--143.]Search in Google Scholar
[C. Baden, Sideritis L., in Mountain Flora of Greece (Ed. A. Strid and K. Tan), Vol. 2, Edinburgh University Press, Edinburgh 1991.]Search in Google Scholar
[F. A. T. Barberan, I. M. Nunez and F. Tomas, An HPLC study of flavones from some Spanish Sideritis species, Phytochemistry24 (1985) 1285--1288.]Search in Google Scholar
[F. A. T. Barberan, M. I. Gil, F. Ferreres, D. Rivera, C. Obon and F. T. Lorente, Distribution of 8-hydroxyflavone glycosides and flavonoid aglycones in some Spanish Sideritis species, Biochem. Syst. Ecol.21 (1993) 487--497.]Search in Google Scholar
[O. M. Palomino, P. Gomez-Serranillos, E. Carretero and A. Villar, High-performance liquid chromatography of flavonoids from Sideritis species, J. Chromatogr. A731 (1996) 103--108.]Search in Google Scholar
[M. I. Gil, F. Ferreres, A. Marrero, F. T. Lorente and F. A. T. Barberan, Distribution of flavonoid aglycones and glycosides in Sideritis species from Canary Islands and Madeira, Phytochemistry34 (1993) 227--232.]Search in Google Scholar
[F. A. T. Barberan, M. Rejdali, J. B. Harborne and H. Heywood, External and vacuolar flavonoids from Ibero-North African Sideritis Species. A chemosystematic approach, Phytochemistry27 (1988) 165--170.]Search in Google Scholar
[I. I. Koleva, J. P. H. Linssen, T. A. van Beek, Lj. B. Evstatieva, V. Kortenska and N. Handjieva, Antioxidant activity of extracts from Sideritis species (Labiatae) grown in Bulgaria, J. Sci. Food Agric.83 (2003) 809--819; DOI: 10.1002/jsfa.1415.10.1002/jsfa.1415]Search in Google Scholar
[C. N. Gabrieli, P. G. Kefalas and E. L. Kokkalou, Antioxidant activity of flavonoids from Sideritis raeseri, J. Ethnopharmacol.96 (2005) 423--428; DOI: 10.1016/j.jep.2004.09.031.10.1016/j.jep.2004.09.03115619561]Search in Google Scholar
[A. A. Sattar, V. Bankova, S. Spassov and H. Duddek, Flavonoid glycosides from Sideritis species, Fitoterapia64 (1993) 278--279.]Search in Google Scholar
[A. A. Sattar, Flavonoids and Terpenoids in Some Representatives of Lamiaceae Family, PhD Thesis, Institute of Organic Chemistry with Centre of Phytochemistry, Bulgarian Academy of Sciences, Sofia 1994.]Search in Google Scholar
[A. Lenherr, B. Meier and O. Sticher, Modern HPLC as a tool for chemotaxonomical investigations: iridoid glucosides and acetylated flavonoids in the group of Stachys recta, Planta Medica1984, 365--458.10.1055/s-2007-96974917340341]Search in Google Scholar
[M. Stefova, T. Stafilov, S. Kulevanova, G. Stefkov and V. S. Bankova, QSRR of flavones-evaluation of substituent contribution to RP HPLC retention, J. Liq. Chromatogr. Rel. Technol.30 (2007) 1035--1049; DOI: 10.1080/10826070601128402.10.1080/10826070601128402]Search in Google Scholar