Website/Catalog  (2013)  Page(s) 67.  Includes photo(s).
 
Sonia Rykiel. Rosa Generosa Bush. (MASdougi). Colour: Pink Fragrance: Intense. Height: approx 1.4m. Large heads of exquisitely pefumed blooms which are ideal for picking.  Named in honour of the Famous French fashion designer, Sonia Rykiel

Book  (2003)  Page(s) 44.  
 
Walter Duncan Roses. New Roses.... 'Sonia Rykiel'. Wonderful large quartered blooms of glowing pink. The heavily scented blooms add a rich raspberry fragrance to the bouquet. An upright habit with the canes often bending under the weight of the large blooms. Dull green leaves on a medium wooded bush.

Article (magazine)  (2002)  Page(s) 409, 412.  
 
p. 409: Sonia Rykiel  Chromosome number 35  [Provenance: Guillot]

p. 412: A similar situation may exists with the pentaploid cytotype. This mecanism of the unequal separation, responsible for the fertility of the impair cytotype, has been before observed during the meiose of pentaploid species Rosa canina (2n = 35) by Täckholm ( 1922) and is confirmed by the variety 'Sonia Rykiel' which showed a pentaploid level and a fertility. 

Website/Catalog  (22 Dec 1998)  Page(s) 38-39.  Includes photo(s).
 
Sonia Rykiel (MASdougi) Generosa™. Guillot-Massad 1995. Description... One of the new Generosa™ roses from Roseraie Guillot, 'Sonia Rykiel' produces strongly perfumed blooms of an old-fashioned, quartered form... Commemorates the renowned French fashion designer...