• was played six times. Abbazia is now the city of Opatija in Croatia. Hannes Langrock, The Modern Morra Gambit: A Dynamic Weapon Against the Sicilian, Russell...
    23 KB (4,543 words) - 10:36, 4 May 2024
  • Openings: MCO-14. Random House Puzzles & Games. ISBN 0-8129-3084-3. Langrock, Hannes (2006). The Modern Morra Gambit: A Dynamic Weapon Against the Sicilian...
    3 KB (367 words) - 19:10, 3 October 2022
  • József (2000). Morra Gambit. Caissa Chess Books. ASIN B000BP8XSK. Langrock, Hannes (2006). The Modern Morra Gambit. Russell Enterprises. ISBN 1-888690-32-1...
    11 KB (1,372 words) - 00:05, 10 July 2024
  • Thumbnail for Matthias Wahls
    com. Retrieved December 13, 2023. Wahls, Matthias; Müller, Karsten; Langrock, Hannes (April 16, 2011). The Modern Scandinavian: Themes, Structures & Plans...
    3 KB (272 words) - 19:20, 29 May 2024
  • (2011). Prepare to Attack. Everyman Chess. ISBN 978-1-85744-650-0. Langrock, Hannes (2006). The Modern Morra Gambit. Russell Enterprises. ISBN 1-888690-32-1...
    58 KB (5,068 words) - 22:13, 13 January 2024