Boswellia frereana (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Boswellia frereana" in English language version.

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Polo, Marco (1993). Cordier, Henri (ed.). The Travels of Marco Polo: The Complete Yule-Cordier Edition. Translated by Yule, Henry. New York: Courier Corporation. p. 448. ISBN 9780486275871.

Hepper, F. Nigel (1969). "Arabian and African Frankincense Trees". Journal of Egyptian Archaeology. 55: 66–72. doi:10.2307/3856001. JSTOR 3856001.
Thulin, M.; Warfa, A. M. (1987). "The frankincense trees (Boswellia spp., Burceraceae) of northern Somalia and southern Arabia". Kew Bulletin. 42 (3): 487–500. doi:10.2307/4110063. JSTOR 4110063.
Tucker, Arthur O. (1986). "Frankincense and myrrh". Economic Botany. 40 (4): 425–433. doi:10.1007/BF02859654. S2CID 12460227.
Birdwood, George (1870). "III. On the genus Boswellia, with descriptions and figures of three new species". Transactions of the Linnean Society of London. 27 (2): 111–148. doi:10.1111/j.1096-3642.1870.tb00205.x.

Hepper, F. Nigel (1969). "Arabian and African Frankincense Trees". Journal of Egyptian Archaeology. 55: 66–72. doi:10.2307/3856001. JSTOR 3856001.
Thulin, M.; Warfa, A. M. (1987). "The frankincense trees (Boswellia spp., Burceraceae) of northern Somalia and southern Arabia". Kew Bulletin. 42 (3): 487–500. doi:10.2307/4110063. JSTOR 4110063.

Thulin, M. "BOSWELLIA frereana Birdw. [family BURSERACEAE]". Flora Somalia, Vol 2, (1999) [updated 2008]. Royal Botanic Gardens, Kew.

Tucker, Arthur O. (1986). "Frankincense and myrrh". Economic Botany. 40 (4): 425–433. doi:10.1007/BF02859654. S2CID 12460227.