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2. L. Elabbas, N.Stern, D. Wahlström, C. Trossvik, I. Chu and H.Håkansson. (2004). Hepatic Vitamin A Status in Rats after Perinatal Exposure to A Mixture of Persistant Pollutants Present in the Blood of Arctic Populations (abstract). Toxicol Appl Pharmacol, 197, (3), 242.

3. L. Alabbas. (2001). The Effect of Different Management Systems on Vitamin A Levels in Cows and Goats in Sudan (abstract). Published in the abstract book of the conference Bioavailability of Micronutrients in Relation to Public Health (Bioavailability 2001); Switzerland, Interlaken, May 29-June 1, 2001.

4. Lubna, E. Elabbas and Nabiela, M. El Bagir. (2000). The Effect of Different Management Systems on Vitamin A Levels in Cows and Goats in Sudan. Sud. J. Vet. Anim. Husb. 39, (1&2), 34-41.

5. Elabbas, E. Lubna. (1999). Biochemical and Immunological Studies on Vitamin A. M.V.Sc Thesis. U of K library. Fact. Vet. Sci.