MediaWiki:Apihelp-mobileview-param-sections

Pipe-separated list of section numbers for which to return text. 'all' can be used to return for all. Ranges in format '1-4' mean get sections 1,2,3,4. Ranges without second number, e.g. '1-' means get all until the end. 'references' can be used to specify that all sections containing references should be returned.