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Sankore

Named after the University of Sankore in Timbuktu — one of the world’s oldest centres of learning. Every figure here is computed from work-level records in our own graph, never copied from a source’s summary count.

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ORCID — researcher identity
Crossref — publisher confirmation

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Coverage is partial and says so. A country appears with its research output only once its works have been swept; until then the portal shows whatever the graph happens to hold for it and labels it as exactly that.

Josephine Nneamaka Onyeka-Ubaka · Sankore

University of Lagos

Josephine Nneamaka Onyeka-Ubaka

Name matching only

This profile was assembled from author names on publications. Open indexes routinely split one researcher across several such profiles, so these totals may be incomplete.

Publications

5

Citations

2

h-index

1

Computed over the works the graph holds, so it is a floor rather than a career figure.

i10-index

0

Works published 2022 onward have been swept for this country. Figures are complete within that window, to the extent the open indexes are.

Publications

5 works in the graph, newest first.

Application of Asymmetric GARCH Mixture Models to Export Price of Natural Gas in Nigeria
2026Journal of Statistical Modelling and AnalyticsJournalOpen access0 citations10.22452/josma.vol8no1.4
Evaluation of Heavy Metals in Gadus morhua and the Associated Cancer Risks
2024American Journal of Environmental SciencesJournalOpen accessSenior author1 citations10.3844/ajessp.2024.89.95
Self-exciting Threshold Autoregressive Model with Application to Crude Oil Production in Nigeria
2023Asian Journal of Probability and StatisticsJournalOpen accessFirst author1 citations10.9734/ajpas/2023/v22i1473
Analyzing Dynamic Regimes of GARCH Model on Stock Price Volatility
2023International Journal of Statistical Distributions and ApplicationsJournalOpen accessSenior author0 citations10.11648/j.ijsd.20230901.13
The Estimation of Heavy Tails in Non-linear Models
2023Tanzania Journal of ScienceJournalOpen accessFirst author0 citations10.4314/tjs.v49i2.5