found: Internationales Gewandhaus-Symposium (5th : 1987 : Leipzig, Germany). Kongressbericht zum V. Internationalen Gewandhaus-Symposium ... 1988: t.p. (Edition Peters, Leipzig)
found: Fog, D. Zur Datierung der Edition Peters, 1990: p. 9-12 (In Leipzig, Ed. Peters (or C. F. Peters) continued as VEB Ed. Peters, Leipzig in 1949)
found: New Grove (founded as Bureau de musique C.F. Peters; in 1948 W. Henrichsen founded C.F. Peters Corporation in N.Y.; in 1938 M. Henrichsen created Henrichsen Edition in London, renamed Peters Edition in 1975; a business est. in Frankfurt/Main in 1950 by J. Petschull in partnership with Henrichsen heirs traded under the name C.F. Peters)
found: Anschriften deutscher Verlage, 1983 (Peters, C.F., Musikverlag, Frankfurt; Peters Edition VEB, Leipzig)
found: Publishers int. ISBN dir., 1992/93 (Peters, C.F., GmbH u. Co., Musikverlag, Frankfurt; Peters, C.F., Leipzig, Vertrieb GmbH)