Robuta

https://libcom.org/library/friends-durruti-relations-trotskyists

The Friends of Durruti's relations with the Trotskyists | libcom.org

friends of durruti relations trotskyists libcom

https://www.marxists.org/history/etol/writers/frank/works/march/index.htm

The Long March of the Trotskyists-toc

the long march trotskyists toc