Analysis of information sources in references of the Wikipedia article "密西根下半島" in Chinese language version.
|isbn=值 (帮助). （原始内容存档于2016-01-01）. A troll was what people from Michigan's Upper Peninsula called anyone who lived "below the bridge," the five-mile-long span that connected the Upper and Lower peninsulas.
|isbn=值 (帮助). （原始内容存档于2016-01-01）. A troll was what people from Michigan's Upper Peninsula called anyone who lived "below the bridge," the five-mile-long span that connected the Upper and Lower peninsulas.