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

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 Kapiton provides 2 hits
1	Religious radicalism in seventeenth-century Russia: Reexamining the Kapiton movement Crummey, Robert O., in: Forschungen zur osteuropäischen Geschichte, 46, 1992, p. 171-85
2	Weaver of rebellion and poet of resistance: Kapiton Klepikov (1880-1933) and shop-floor opposition to Bolshevik rule Rossman, Jeffrey J., in: Jahrbücher für Geschichte Osteuropas, N. F., 44, 1996, p. 374-408

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

Religious radicalism in seventeenth-century Russia: Reexamining the Kapiton movement

Weaver of rebellion and poet of resistance: Kapiton Klepikov (1880-1933) and shop-floor opposition to Bolshevik rule