Assertion: citation | /r/HasProperty | a volume and issue number
Facets:
value: in this case
type: OTHER
Source sentences:
text: Some journal titles will not include the word "journal" in their name, so another way you can tell that this is a journal is that the citation includes a volume and issue number (in this case 21 is the volume number, 1 is the issue number.) and 3-37 denotes the page numbers.