Williams, R.B. - In: Journal of Documentation 67 (2011) 6, pp. 995-1014
completed. The development of citation systems, specifically the Harvard system and various numeric systems, was traced … citation (the referens) may be alphabetic, symbolic, numeric or alphanumeric and the reference (the referendum) may be a … systems, most biomedical journals use a numeric system, but most veterinary, zoological and general biological journals use …