Analysis of information sources in references of the Wikipedia article "Sand slug" in English language version.
{{cite book}}
: CS1 maint: multiple names: authors list (link) This article incorporates text from this source, which is available under the CC BY-SA 4.0 license.{{cite book}}
: CS1 maint: multiple names: authors list (link) This article incorporates text from this source, which is available under the CC BY-SA 4.0 license.