Analysis of information sources in references of the Wikipedia article "Perhimpunan Indonesia" in Malay language version.
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value: invalid character (bantuan).CS1 maint: ref duplicates default (link)|isbn=
value: invalid character (bantuan).CS1 maint: ref duplicates default (link)|isbn=
value: invalid character (bantuan).CS1 maint: ref duplicates default (link)|isbn=
value: invalid character (bantuan).CS1 maint: ref duplicates default (link)