برعوم شائك (Arabic Wikipedia)

Analysis of information sources in references of the Wikipedia article "برعوم شائك" in Arabic language version.

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wikidata.org

Edward Frederick Anderson (2005). Das große Kakteen-Lexikon (بالألمانية). Stuttgart: Eugen Ulmer Verlag. pp. 67–68. ISBN:978-3-8001-4573-7. QID:Q13520496.
Curt Backeberg; Frederik Marcus Knuth (12 Feb 1936), Kaktus-ABC: En haandbog for fagfolk og amatører (بالدنماركية), København, p. 224, 412, QID:Q5957685{{استشهاد}}: صيانة الاستشهاد: مكان بدون ناشر (link)
Reto Nyffeler; Urs Eggli (2010). "A farewell to dated ideas and concepts: molecular phylogenetics and a revised suprageneric classification of the family Cactaceae". Schumannia (بالإنجليزية). 6: 39. ISSN:1437-2517. QID:Q13521346.

Reto Nyffeler; Urs Eggli (2010). "A farewell to dated ideas and concepts: molecular phylogenetics and a revised suprageneric classification of the family Cactaceae". Schumannia (بالإنجليزية). 6: 39. ISSN:1437-2517. QID:Q13521346.