Phillips, M.
, Rimmer, C.
and Wood, L.
(2012),
DSQAP Exercise D Report, Dietary Supplement Laboratory Quality Assurance Program Information, [online], https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=910855, http://www.nist.gov/mml/analytical/dsqaprogram.cfm
(Accessed December 4, 2024)