[Autor nieustalony, Kaktusy i Inne — zeszyt 2(3), Kaktusy i Inne, 2006a, nr 2(3)]
A 2006 issue preserved in Konrad Szychowski's private archive. Supplied excerpts include material on Didierea, Eriosyce and Parodia.
Copy in the supplied material
[Autor nieustalony, Kaktusy i Inne — zeszyt 2(3), Kaktusy i Inne, 2006a, nr 2(3)]
A 2006 issue preserved in Konrad Szychowski's private archive. Supplied excerpts include material on Didierea, Eriosyce and Parodia.