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The realignment of international stock markets after the 1987 crash, with special reference to the Johannesburg Stock Exchange
Item type: Journal Article • Journal: South African Journal of Accounting Research • Authors: G D I Barr --- Department of Statistical Science, L Sharp --- Department of Economics,This paper investigates stock price associations between the world’s sixteen largest international markets in the period immediately before and after the 1987 market crash, as well as in a more recent post-crash period. The analysis suggests that the crash had... -
Observations of microtrash ingestion in Cape Vultures in the Eastern Cape, South Africa
Item type: Journal Article • Journal: African Zoology • Authors: Morgan B Pfeiffer --- School of Life Sciences, South Africa Jan A Venter --- School of Natural Resource Management, South Africa Colleen T Downs --- School of Life Sciences, South AfricaIngestion of man-made items by birds can reduce stomach volume and block the digestive track. In southern Africa, microtrash within the regurgitation of Cape Vulture nestlings was last documented in 1983. We present evidence of nestling microtrash ingestion after a... -
Necrotising migratory erythema leading to the diagnosis of a metastatic glucagonoma without diabetes
Item type: Journal Article • Journal: Journal of Endocrinology, Metabolism and Diabetes of South Africa • Authors: Rahm Makan --- , South Africa Cloete Van Vuuren --- , South AfricaA case of necrotising migratory erythema (NME), which is one of the distinctive paraneoplastic skin manifestations associated with the glucagonoma syndrome, is described and discussed. In 80% of all patients with glucagonoma, NME is the first clinical sign. The glucagonoma... -
Confirmed cases of Rüppell’s Vulture Gyps rueppelli breeding in Senegal: advocating systematic sampling to reassess the conservation status of the species in West Africa
Item type: Journal Article • Journal: Ostrich: Journal of African Ornithology • Authors: Antonio-Román Muñoz --- Universidad de Málaga, Spain Juan Ramírez --- Universidad de Málaga, Spain Marina Guerrero --- Universidad de Málaga, Spain Francisco María Zufiaur --- , SpainVulture populations are declining across Africa and the conservation status of Rüppell’s Vulture Gyps rueppelli has changed from Near Threatened in 2007 to Critically Endangered in 2015. Its global population was estimated at 30 000 individuals in the early 1990s...