Beti Žerovc of Art Margins profiled the founding members of group OHO in 2011.

Professor Amy Bryzgel, University of Aberdeen Film and Visual Culture Faculty, provides wonderful descriptions of some of group OHO and Milenko’s most famous “performance art” happenings.

Coverage of the Museum of Contemporary Art’s 2018 retrospective: Waves from Total Slovenia News

OHO Group Members’ Newly Translated 1969 text: “An Interview with Milenko Matanović and Tomaž Šalamun”

“It was the first 'radical - urban - ideological' artistic appearance in Slovene modern arts. Its function wasn't only an experiment in the autonomous field of arts, but also the provocative gesture….”

Overview of the Museum of Modern Art in Ljubljana’s 2018 retrospective

By Tomaz Brejc

Art Quarter Budapest’s magazine profiles OHO and the work ‘Triglav’.

“Sredi šestdesetih let 20. stoletja je slovenski kulturni prostor vzvalovilo široko umetnostno gibanje, ki je izzvenelo v drugi polovici …”

“Pričujoče besedilo je del umetniške raziskave Hodi Performans, v kateri je avtor med letoma 2008 in 2010 obravnaval performanse neoavantgarde šestdesetih in sedemdesetih let prejšnjega stoletja iz Slovenije in srednje Evrope ter jih tudi sam izvedel skozi rekonstrukcije….”

Retrospektiva konceptualnega umetnika v MSUM-u

“One of the key characteristics of the late-stage OHO work was the introduction of esoteric practices, such as telepathy and meditation, in their conceptual art. When David Nez and Milenko Matanović went to the United States in 1970…”