"Zeller (gaston) - The Reunion Of Metz With France (1552-1648). Les Belles Lettres, 1926, Paperback."
ZELLER (Gaston) - The Reunion of Metz to France (1552-1648). Strasbourg, Les Belles Lettres, 1926; in-8, 502 & 402 pp., paperback. The 2 volumes. Thesis of the greatest importance for the history of Metz and France. First part "The occupation", second part, "The protection".