Jahrhunderts", Adamant Media Corporation, U.S.A. (unabridged facsimile of the edition published by Duncker & Humblot, Leipzig 1896), 2005, ISBN 1-4212-3832-2* Charles Higounet (1911–1988) ""Les allemands en Europe centrale et oriental au moyen age""** German translation: ""Die deutsche Ostsiedlung im Mittelalter""** Japanese translation: ""ドイツ植民と東欧世界の形成"", 彩流社, by Naoki Miyajima* Bielfeldt et al., "Die Slawen in Deutschland.
Jahrhunderts", Adamant Media Corporation, U.S.A. (unabridged facsimile of the edition published by Duncker & Humblot, Leipzig 1896), 2005, ISBN 1-4212-3832-2== Further reading ==* Charles Higounet (1911–1988) ""Les allemands en Europe centrale et oriental au moyen age""** German translation: ""Die deutsche Ostsiedlung im Mittelalter""** Japanese translation: ""ドイツ植民と東欧世界の形成"", 彩流社, by Naoki Miyajima* Bielfeldt et al., "Die Slawen in Deutschland.