NIOSH Pocket Guide to Chemical Hazards. "#0096" (dalam bahasa Inggeris). National Institute for Occupational Safety and Health (NIOSH).
"Camphor (synthetic)". National Institute for Occupational Safety and Health (NIOSH). 4 December 2014. Diarkibkan daripada yang asal pada 13 March 2015. Dicapai pada 19 February 2015.
Burrow, A.; Eccles, R; Jones, AS (July 1983). "The effects of camphor, eucalyptus and menthol vapour on nasal resistance to airflow and nasal sensation". Acta Oto-Laryngologica. 96 (1–2): 157–161. doi:10.3109/00016488309132886. ISSN0001-6489. PMID6613544.
drugs.com
"Rosemary". Drugs.com. Dicapai pada 23 Julai 2016.
Burrow, A.; Eccles, R; Jones, AS (July 1983). "The effects of camphor, eucalyptus and menthol vapour on nasal resistance to airflow and nasal sensation". Acta Oto-Laryngologica. 96 (1–2): 157–161. doi:10.3109/00016488309132886. ISSN0001-6489. PMID6613544.
nlm.nih.gov
"Camphor overdose". MedlinePlus, National Library of Medicine, US National Institutes of Health. 12 Januari 2019. Diarkibkan daripada yang asal pada 5 Julai 2016. Dicapai pada 19 Februari 2020.
"Camphor (synthetic)". National Institute for Occupational Safety and Health (NIOSH). 4 December 2014. Diarkibkan daripada yang asal pada 13 March 2015. Dicapai pada 19 February 2015.
"Camphor overdose". MedlinePlus, National Library of Medicine, US National Institutes of Health. 12 Januari 2019. Diarkibkan daripada yang asal pada 5 Julai 2016. Dicapai pada 19 Februari 2020.
"The Housekeeper's Almanac, or, the Young Wife's Oracle! for 1840!". No. 134. New York: Elton. 1840. Cite magazine requires |magazine= (bantuan)
worldcat.org
Burrow, A.; Eccles, R; Jones, AS (July 1983). "The effects of camphor, eucalyptus and menthol vapour on nasal resistance to airflow and nasal sensation". Acta Oto-Laryngologica. 96 (1–2): 157–161. doi:10.3109/00016488309132886. ISSN0001-6489. PMID6613544.