1. Berg, K. H. von, 1936: Autotetraploidie beiHordeum bulbosum L. ? Züchter8: 151?158.
2. Bothmer, R. von, Flink, J., Jacobsen, N., Kotimäki, M., Landström, T., 1983: Interspecific hybridization with cultivated barley (Hordeum vulgare L.). ? Hereditas99: 219?244.
3. ?, 1979: Biosystematic investigations in the genusHordeum. ? InZeven, A. C., Harten, A. M. van, (Eds.): Proc. Conf. Broadening Genet. Base Crops, pp. 229?231. ? Wageningen: Pudoc.
4. ?, ?, 1985: Origin, taxonomy, and related species. ? InRasmusson, D. C., (Ed.): Barley. Agronomy Monograph26, pp. 19?56. ? Madison: ASA.
5. ?, 1987a: Meiosis inHordeum interspecific hybrids. 2. Triploid hybrids. ? Evol. Trends Pl.1: 41?50.