Site 1: http://www.retrojeunesse60.com/jen.roger.htmlSite 2: http://coffreauxsouvenirs.starquebec.net/R/roger_jen.htmSite 3: http://www.biographiesartistesquebecois.com/Artiste-R/Roger,%20Jen/RogerJen.htmlSite 4: http://www.qim.com/artistes/biographie.asp?artistid=622 Pseudonyms: Jean ROGER