TEXTES :

http://beekeeping.com.ua/html_en/prokopovych_en.html
 

IMAGES :

- http://community.webshots.com/photo/fullsize/2450407090047268229AvrULH (prokopovich, tableau)
- http://upload.wikimedia.org/wikipedia/commons/1/15/Petro_prokopovich.jpg (prokopovich, portrait)
- http://www.badische-imker.de/downloads/festschrift.pdf (Thoma)
- http://www.mauredebretagne.fr/mauredebretagne/_php/patrimoine.php?sscat=37&action=1 (du couedic)


 

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