EBSEES: 4 hits for Sullivan, John

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 Sullivan, John provides 4 hits
1	The Old Believers and orthographic reform in the twentieth century Sullivan, John, in: Slavonica, 3(2), 1996-97, p. 7-26
2	«Dukhovnye stikhi» among twentieth-century Old Believers: song-books of the Kilin family Sullivan, John, in: Slavonic and East European Review, 75(3), 1997, p. 422-38
3	The epistolary style of Simeon Denisov Sullivan, John, in: Slavonica 7, 2001, pp. 42-74
4	Religious songs of the late seventeenth century: folios from a St Petersburg manuscript miscellany Drage, Charles L.; Sullivan, John, in: Slavonic and East European Review, 73(1), 1995, p. 1-36

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

The Old Believers and orthographic reform in the twentieth century

«Dukhovnye stikhi» among twentieth-century Old Believers: song-books of the Kilin family

The epistolary style of Simeon Denisov

Religious songs of the late seventeenth century: folios from a St Petersburg manuscript miscellany