"Klassisk källa"
Signed Ola Billgren and dated -89 . Graphite and oil on canvas 203 x 142 cm.
Galleri Leger, Malmö.
Galleri Leger, Malmö, October - November 1989.
Ola Billgren e.a, "Ola Billgren; Målningar och Collage", 1989, illustrated fullpage p. 23.