1. AIPH (2007) International statistics flowers and plants, vol 55. Institut für Gartenbauökonomie der Leibniz Universität Hannover, Hannover, 127 p
2. Van Uffelen RLM, de Groot NSP (2005) Floriculture world wide: production, trade and consumption patterns show market opportunities and challenges. Agricultural Economics Research Institute (LEI) Paper Series
3. Jaarverslag (2007) Vereniging van Bloemenveilingen in Nederland (VBN)