1971. Exhibition Catalogue. Page 19/24. Romanian Art Today. Group Sigma 1.
23 August - 11 September 1971. Exhibition catalogue. Page 19 of 24. Romanian Art Today, presented by the RDG for the Edinburgh International Festival 1971. Group Sigma 1 (Stefan Bertalan, Constantin Flondor-Strainu, Ion Gaita, Elisei Rusu, Doru Tulcan, Florin Codreanu).