1997 Systematic treatment of the Genus Paeonia L. with some nomenclatoric changes. Acta Mus. Richnov. Sect. natur. 4(2):25-32 (1997). ISBN 80-86076-07-5.

classification 1997

1998 Notes on the observations upon the structure of the Paeonia seeds, fruit and roots. Acta Mus. Richnov. Sect. natur. 5(1):1-10 (1998). ISBN 80-86076-08-3.

classification 1998

1999 : New descriptions and combinations Acta Mus. Richnov. Sect. natur. 6(3):234-238, 1999 234 ISBN 80-86076-17-2

2000 Seedlist (Seeds coll. by J.J. Halda 2000) Samenliste (Samen von J.J. Halda im Jahre 2000 gesammelt)

2001 Seed List 2001-2002 (Samenliste in deutsch)

2003 Seedlist 2003.2004

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