CERANKA, Bronisław in GRACZYK, Małgorzata, 2008, Some new construction methods of variance balanced block designs with repeated blocks. Advances in methodology and statistics [na spletu]. 2008. Vol. 5, no. 1, p. 1–8. [Dostopano 3 junij 2025]. Pridobljeno s: http://mrvar.fdv.uni-lj.si/pub/mz/mz5.1/ceranka.pdf