Citation Rankings (Highly Cited Researchers) 2024 and list of influential and most cited researchers in Agriculture and Forestry, Architecture and Design, Business and Management, Economics and Econometrics, Education, Engineering and Technology, History, Philosophy, Theology, Law, Medicine and Health Sciences, Natural Sciences and Social Sciences and their 256 sub-branches is a unique service offered only by “AD Scientific Index”. You can see the most cited and influential researchers in the country and region. See also for more specific citation analyses: "last 6 years citation index" Universities Rankings 2024 (Sort by: Total Citations) and Universities Rankings 2024 (Sort by : Last 6 Years Citations)
![Ibrahim Mohammed Lawal](https://cdn.adscientificindex.com/pictures/6d/4530736.jpg)
Water and Wastewater Treatment
Adsorption
Climate and Hydrology
River Basin Management.
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,717
1,705
0.993
![Elinwa, Augustine Uchechukwu](https://cdn.adscientificindex.com/pictures/f9/96819.jpg)
Cement replacement materials/structural analysis
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,887
928
0.492
![Ibrahim Hassan](https://cdn.adscientificindex.com/pictures/06/4530848.jpg)
Hydrology and Water Resources Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
631
628
0.995
![Abbagana Mohammed](https://cdn.adscientificindex.com/pictures/40/4530845.jpg)
Civil and structural engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
266
0.702
* Last 6 Years Citation Counts Rankings
![Nuruddeen Usman](https://cdn.adscientificindex.com/pictures/60/4531272.jpg)
Construction Management
Project Management
Information Technology in Construction
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
161
126
0.783
* Last 6 Years Citation Counts Rankings
![Abdullahi Nafiu Zadawa](https://cdn.adscientificindex.com/pictures/61/4636241.jpg)
Construction Procurement Management
Cost Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
122
109
0.893
* Last 6 Years Citation Counts Rankings
![Umar Saeed Yusuf](https://cdn.adscientificindex.com/pictures/42/4636232.jpg)
Geotechnical and Geo-Environmental Engineering
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
107
75
0.701
* Last 6 Years Citation Counts Rankings
![Abdulkadir Sani](https://cdn.adscientificindex.com/pictures/0e/4748075.jpg)
Construction Management
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83
65
0.783
* Last 6 Years Citation Counts Rankings
![Ibrahim Ikara Abdulkarim](/user/assets/images/profile/no-profile-photo.png)
Civil and Structural Engineering
Geotechnical Engineering
Soil Structure Interaction
Highway materials
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
70
61
0.871
Ibrahim Mohammed Lawal
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,717
1,705
0.993
Water and Wastewater Treatment
Adsorption
Climate and Hydrology
River Basin Management.
Elinwa, Augustine Uchechukwu
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
1,887
928
0.492
Cement replacement materials/structural analysis
Ibrahim Hassan
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
631
628
0.995
Hydrology and Water Resources Engineering
Abbagana Mohammed
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
379
266
0.702
Civil and structural engineering
Nuruddeen Usman
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
161
126
0.783
Construction Management
Project Management
Information Technology in Construction
Abdullahi Nafiu Zadawa
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
122
109
0.893
Construction Procurement Management
Cost Management
Umar Saeed Yusuf
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
107
75
0.701
Geotechnical and Geo-Environmental Engineering
Abdulkadir Sani
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
83
65
0.783
Ibrahim Ikara Abdulkarim
Citation Metrics
Total
Last 6 Years
Last 6 Years / Total
70
61
0.871
Civil and Structural Engineering
Geotechnical Engineering
Soil Structure Interaction
Highway materials