<https://www.avivsongallery.com/#website>
<http://schema.org/description>
"Janus Avivson is an exhibition organiser and art collector since 1967. He made art shows and events in Cracow, Aarhus, Leuven, Hastings and London, Paris, Cannes and Marseille, also Stockholm, Vienna, Zurich, Bologna, Tokyo, Washington DC, New York, Berlin, Frankfurt and Cologne."
<https://www.avivsongallery.com/artists/michel-ueli/>