1839 : Mountstuart Elphinstone, Account of the Kingdom of Caubul (Nova ed. Londinii: Bentley, 1839) vol. 1 p. 395
1886 : J. E. T. Aitchison, "Some Plants of Afghanistan and Their Medicinal Products" in Pharmaceutical Journal and Transactions (Decembri 1886); reimpressum in eiusdem Notes on the Products of Western Afghanistan and North-Eastern Persia (Edinburgi, 1890) pp. 69-73
Andrew Dalby, "Silphium and asafoetida: evidence from Greek and Roman writers" in Harlan Walker, ed., Spicing up the palate: proceedings of the Oxford Symposium on Food and Cookery, 1992 (Londinii: Prospect Books, 1993) pp. 67-72
Helen Saberi, "Asafoetida" in Alan Davidson, The Oxford Companion to Food (Oxonii: Oxford University Press, 1999. ISBN 0-19-211579-0) p. 37; Tom Jaine, ed., 2a ed. 2006; 3a ed. 2014
Berthold Laufer, "Sino-Iranica: Chinese contributions to the history of civilization in ancient Iran, with special reference to the history of cultivated plants and products" (Field Museum of Natural History. Publications, Anthropological series vol. 15, 1919) pp. 185-630 textus p. 354
Helen Saberi, "Rosewater, the flavouring of Venus ... and asafoetida, devil's dung" in Harlan Walker, ed., Spicing up the palate: proceedings of the Oxford Symposium on Food and Cookery, 1992 (Londinii: Prospect Books, 1993) pp. 220-235