* Drawings of roses by Pierre-Joseph Redouté at the University of Liège* Drawings of roses by Pierre-Joseph Redouté at rosarian.com* Redouté in the cultural history of Wallonia at wallonie-en-ligne.net* Dictionary of Belgian painters at balat.kikirpa.be*"Les roses, par P.J.
* Drawings of roses by Pierre-Joseph Redouté at the University of Liège* Drawings of roses by Pierre-Joseph Redouté at rosarian.com* Redouté in the cultural history of Wallonia at wallonie-en-ligne.net* Dictionary of Belgian painters at balat.kikirpa.be