CERANKA, Bronisław in GRACZYK, Małgorzata, 2009, Some notes about efficiency balanced block designs with repeated blocks. Advances in methodology and statistics [na spletu]. 2009. Vol. 6, no. 1, p. 69–76. [Dostopano 4 junij 2025]. Pridobljeno s: http://mrvar.fdv.uni-lj.si/pub/mz/mz6.1/ceranka1.pdf