By Peter Viden (pseudonym). In "The Communist International" Vol. XIII, No. 2 (February, 1936). 
Other contributions include "The Legal System of German Fascism - Reply to Herr Ribbentrop" by G. Dimitroff, "The Sixtieth Birthday of the Glorious Proletarian Fighter - Wilhelm Pieck," "Social Credit and the Experiences of the Canadian Communists" by John Porter, "Soukup and Stivin, Strike-breakers of the United Front of the International Proletariat" by V. K., "The Stakhanov Movement and Our Enemies" by A. Rubines, "The Webbs' Book on the Soviet Union" by R. Palme Dutt, etc.