Assertion: secondary source | /r/HasProperty | statement
Facets:
Source sentences:
text: A secondary source is a record or statement of an event or circumstance made by a non-eyewitness or by someone not closely connected with the event or circumstances, recorded or stated verbally either at or sometime after the event, or by an eye-witness at a time after the event when the fallibility of memory is an important factor.
text: Secondary sources are surveys and interpretations by experts in the particular field.