Solidaridad Obrera

• Aisa, Ferran. Solidaridad Obrera, Clandestinity and Transition, 1939-1987.
• G., Miguel. The 1918 flu pandemic in the CNT media.
• Rello, Mateo. Catalunya, a Catalan-language "Soli".
• Aisa, Ferran, Mateo Rello and Carles Sanz. One Hundred Years of Workers' Solidarity : the History of “Solidaridad Obrera”.
• Rello, Mateo. A Planned Parenthood.
• Rello, Mateo. Solidaridad Obrera 1907-1939: Notes towards a history of CNT journalism.
• Sanz, Carles. Solidaridad Obrera 1976-2006: A look back at the history of CNT journalism over the last 30 years.