code: def iter_links_param_element(cls, element):
          '''Iterate a ``param`` element.'''
          valuetype = element.attrib.get('valuetype', '')
  
          if valuetype.lower() == 'ref' and 'value' in element.attrib:
              link_type = identify_link_type(element.attrib.get('value'))
  
              yield LinkInfo(
                  element=element, tag=element.tag, attrib='value',
                  link=element.attrib.get('value'),
                  inline=True, linked=False,
                  base_link=None,
                  value_type='plain',
                  link_type=link_type
              f iter_links_param_element(cls, element):
          '''Iterate a ``param`` element.'''
          valuetype = element.attrib.get('valuetype', '')
  
          if valuetype.lower() == 'ref' and 'value' in element.attrib:
              link_type = identify_link_type(element.attrib.get('value'))
  
              yield LinkInfo(
                  element=element, tag=element.tag, attrib='value',
                  link=element.attrib.get('value'),
                  inline=True, linked=False,
                  base_link=None,
                  value_type='plain',
                  link_type=link_type
              )
docs: Iterate a ``param`` element.