Piero Heliczer (English Wikipedia)

"Thérèse Casper: The Invisible Father Blues", Q&A by Michael Limnios, November 19, 2018; quote: "Piero ... was creating the counterculture. He was not reacting to it."

boo-hooray.com

"Piero Heliczer & The Dead Language Press". Boo-Hooray Gallery. Archived from the original on November 15, 2014. Retrieved October 31, 2014.

Davy, Kate (1981). Richard Foreman and the Ontological-Hysteric Theatre. ISBN 978-0835712200. Foreman remembers the New Cinema Festival vividly....The works that particularly impressed him include: (1) The Rites of the Dream Weapon by Angus MacLise; (2) a piece by Jerry Joffen [sic]; (3) Piero Heliczer's The Last Rites; (4) the music of LaMonte Young; (5) Ken Jacobs's 'shadow play'; and (6) Jack Smith's Rehearsal for the Destruction of Atlantis.

Landemaine, Olivier. "The Velvet Underground Live performances and rehearsals". olivier.landemaine.free.fr. Retrieved 1 November 2014. See Sterling Morrison quote.

Raworth, Tom (August 11, 1993). "Obituary: Piero Heliczer". The Independent. Archived from the original on 2022-05-26. Retrieved October 31, 2014.

Raworth, Tom (August 11, 1993). "Obituary: Piero Heliczer". The Independent. Archived from the original on 2022-05-26. Retrieved October 31, 2014.

Raworth, Tom. "Piero Heliczer Web Page". tomraworth.com. Archived from the original on 12 April 2014. Retrieved 31 October 2014.

Mekas, Jonas (January 13, 1966). "Village Voice Critics Choose Best Films of 1965". The Village Voice. Retrieved October 31, 2014.

Comenas, Gary. "Expanded Cinema?". warholstars.org. Retrieved 31 October 2014.

Raworth, Tom. "Piero Heliczer Web Page". tomraworth.com. Archived from the original on 12 April 2014. Retrieved 31 October 2014.
"Piero Heliczer & The Dead Language Press". Boo-Hooray Gallery. Archived from the original on November 15, 2014. Retrieved October 31, 2014.