Report of court proceedings in the case of the anti-Soviet Trotskyite centre : heard before the Military Collegium of the Supreme Court of the U.S.SR., Moscow, January 23-30, 1937, in re: Y.L.Pyatakov and others accused of treason against the country, espionage, acts of diversion, wrecking activities - Piatakov, Georgii Leonidovich, 1890-1937, Defendant (H.Fertig, 1967)