Template:Citation Style documentation/urls

URLs must begin with a supported URI scheme:  and  will be supported by all browsers; ,  ,  ,  ,   and   will require a plugin or an external application. IPv6 host-names are currently not supported.

URLs containing certain characters will display and link incorrectly unless those characters are encoded. For example, a space must be replaced by.
 * Single apostrophes do not need to be encoded; multiples will be parsed as italic or bold markup

The link button on the enhanced editing toolbar will encode a link.