Analysis of information sources in references of the Wikipedia article "Berthold Lasker" in English language version.
{{cite web}}
: CS1 maint: archived copy as title (link) Name Index to Jeremy Gaige's Chess Tournament Crosstables, An Electronic Edition, Anders Thulin, Malmö, 1 September 2004{{cite web}}
: CS1 maint: archived copy as title (link) Name Index to Jeremy Gaige's Chess Tournament Crosstables, An Electronic Edition, Anders Thulin, Malmö, 1 September 2004