Lyons, K.
and Gupta, S.
(2014),
Sustainability Characterization for Additive Manufacturing, Journal of Research (NIST JRES), National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/jres.119.016, https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=914535 (Accessed May 26, 2026)