Unsterbliches Schachproblem (German Wikipedia)

Analysis of information sources in references of the Wikipedia article "Unsterbliches Schachproblem" in German language version.

refsWebsite
Global rank German rank
low place
low place
2,106th place
139th place

dieschwalbe.de (Global: low place; German: low place)

  • Die Schwalbe. Kalenderblatt, Heft 204, Dezember 2003. Online

google.de (Global: 2,106th place; German: 139th place)

books.google.de

  • Johann J. Löwenthal: A selection from the problems of the Era problem tournament. Thomas Day, London 1857. Online