Analysis of information sources in references of the Wikipedia article "Invicta Watch Group" in English language version.
{{cite web}}: Missing or empty |title= (help){{cite web}}: Missing or empty |title= (help){{cite web}}: CS1 maint: numeric names: authors list (link){{cite web}}: CS1 maint: numeric names: authors list (link){{cite web}}: |last= has generic name (help)