Analysis of information sources in references of the Wikipedia article "International Four Days Marches Nijmegen" in English language version.
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: CS1 maint: numeric names: authors list (link) Accessed 7 July 2020{{cite web}}
: CS1 maint: numeric names: authors list (link) (Access date 30 July 2022){{cite book}}
: CS1 maint: numeric names: authors list (link) Accessed 7 July 2020{{cite book}}
: CS1 maint: numeric names: authors list (link) Accessed 7 July 2020{{cite book}}
: CS1 maint: numeric names: authors list (link) Accessed 7 July 2020{{cite web}}
: CS1 maint: numeric names: authors list (link) (Access date 30 July 2022)