| Autor | Títulos | 1.
| International Art Show, 36, Basileia (Suíça), 2005 | 1 | 2.
| International Art Show, 36, Basileia (Suíça), 2006 | 1 | 3.
| International Art Show, 39, Basileia, 2008 | 1 | 4.
| International Association of Empirical Aesthetics | 1 | 5.
| International Bank for Reconstruction Development (Washington D.C., Estados Unidos) | 1 | 6.
| International Biennal Exhibition of Prints, 08, Tokyo, 1972 | 1 | 7.
| International biennale de la Gravure, 04, Cracóvia, 1972 | 1 | 8.
| International Biennial Exhibition of Prints, 07, Tokyo, 1970 | 1 | 9.
| International Biennial of Graphic, 25, Lubiliana (Eslovénia) | 1 | 10.
| International biennial of graphic art, 10, Liubliana (Jugoslávia), 1973 | 0 | 11.
| Ver: Bienal internacional de gravura moderna, 10, Liubliana, 1973 | 1 |
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