1. Das Wesen und die Erblichkeitverhaltnisse der ‘Varietates albomarginatae hort’ of Pelargonium zonale;Bauer;Zeitschrift fur Inductive Abstammumg und Vererbungslehre,1909
2. Formation and maintenance of the shoot apical meristem;Bowman;Trends in Plant Sciences,2000
3. Zonneveld’s study of cell layers and leaf variegation in Hosta cultivars: a summary for gardeners;Chamberlain;The Hosta Journal,2008
4. Ploidy and Pollen Viability in Hosta Cultivars: Zonneveld’s Data Sets;Chamberlain;The Hosta Journal,2011
5. Endopolyploidy as a factor in plant tissue development;D’Amato;Caryologia,1964