Lenin: Speech at a Joint Meeting of Representatives of The All-Russia Central Council of Trade Unions, The Central Committee of the Metalworkers' Union and The Supreme Economic Council. April 11, 1918 https://www.marxists.org/archive/lenin/works/1918/apr/11.htm
On the Party of Labour of Albania - Archive http://ciml.250x.com/archive/pla/on_pla/english/2015_74years_foundation_of_the_pla.html