Countries
Institutions
Fields
Rankings
Compare

Search institutions, scholars, countries and publications

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.

Built from

OpenAlex — works, authorships, subject classification
ROR — institutional identity
ORCID — researcher identity
Crossref — publisher confirmation

Browse

Countries
Institutions
Fields
Rankings
What we cover

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.

Response Surface Methodology Applications in Drilling Engineering: Toward Multi-Objective Optimization of Bit Hydraulic Performance—A Critical Review

2026Emerging Trends in Engineering and SustainabilityJournalOpen access

10.65505/etes-26-0005 Full text0 citations

Authors

8 authors across 3 institutions in 3 countries.

Dena MahmoodFirst author
Nada S. Al-Zubaidi
Akhmal Sidek
Kenny A. Ganie
Muftahu N. Yahya
- Bayero University Kano (NG)
as printed: Muftahu N Yahya
Fahad Mir
Ahmed R. ALBajalan
as printed: Ahmed R. Al-Bajalan
Muhammad ShahidSenior author

Fields

Assignment is probabilistic — a work belongs to several fields in proportions.

Drilling and Well Engineeringlevel 3 · 0.98
Grouting, Rheology, and Soil Mechanicslevel 3 · 0.01
Hydraulic Fracturing and Reservoir Analysislevel 3 · 0.00

Sources

Several sources describing one work is the point — it means the record rests on more than one authority.

openalexseen September 9, 2026
2026 · Emerging Trends in Engineering and Sustainability · 0 citations
https://openalex.org/W7166649077

Response Surface Methodology Applications in Drilling Engineering: Toward Multi-Objective Optimization of Bit Hydraulic Performance—A Critical Review · Sankore