EBSEES: 4 hits for Gordon, Yefim

The European Bibliography of Slavic and East European Studies (EBSEES) collects books, journal articles, reviews and dissertations from Eastern Europe (former countries of Eastern Bloc) which were published in Belgium, Germany, Finland, France, Great Britain, the Netherlands, Austria and Switzerland from 1991 to 2007. The segment "Literature" and "Culture" of the European Bibliography of Slavic and East European Studies contains 18.000 bibliographic entries (from the total asset of 85.000). More information can be found here.

Your search for Gordon, Yefim provides 4 hits
1	MiG-21 'Fishbed' : the world's most widely used supersonic fighter Gordon, Yefim; Gunston, Bill, Leicester, Aerofax, 1996, 144 p
2	Single-engined fighters Gordon, Yefim; Khazanov, Dmitri, Leicester, Midland, 1998, 184 p.
3	Tupolev Tu-22 'Blinder', Tu-22M 'Backfire' : Russia's long-range supersonic bombers Gordon, Yefim; Rigmant, Vladimir, Leicester, Aerofax, 1998, 96 p
4	Soviet x-planes Gordon, Yefim; Gunston, Bill, Leicester, Midland Pub., 2000, 240 p

The European Bibliography of Slavic and East European Studies (EBSEES) - 1991-2007

MiG-21 'Fishbed' : the world's most widely used supersonic fighter

Single-engined fighters

Tupolev Tu-22 'Blinder', Tu-22M 'Backfire' : Russia's long-range supersonic bombers

Soviet x-planes