| Groundwater quality in Nigerian urban areas: a review MI Ocheri, LA Odoma, ND Umar Global journal of science frontier research 14, 35-46, 2014 | 67 | 2014 |
| Hydrochemical characteristics and quality assessment of groundwater from fractured Albian carbonaceous shale aquifers around Enyigba-Ameri, southeastern Nigeria OV Omonona, JO Amah, SB Olorunju, ACEDNUSWO Salome H. Waziri Environmental Monitoring and Assessment 191, 125, 2019 | 29 | 2019 |
| Geo-electric method applied to groundwater protection of a granular sandstone aquifer O Umar, N. D. and Igwe Applied Water Science 9 (4), 1-14, 2019 | 26 | 2019 |
| Evaluation and characterization of groundwater of the Maastrichtian Lafia formation, Central Benue trough, Nigeria ND Umar, O Igwe, IG Idris Journal of Earth System Science 128, 1-12, 2019 | 11 | 2019 |
| Heavy metals and rare earth elements distribution in the brine fields of awe, keana and giza, central benue trough, Nigeria OS Onwuka, ND Umar, OV Omonona, IG Idris Journal of African Earth Sciences 157, 103514, 2019 | 10 | 2019 |
| Geo-electric method applied to groundwater protection of a granular sandstone aquifer. Appl Water Sci 9: 112 ND Umar, O Igwe | 8 | 2019 |
| Assessment of pesticide residues in some commonly cultivated vegetables in Doma metropolis, Nasarawa State, Nigeria AE Abdullahi, CU Aguoru, IO Ogbonna, JO Olasan, ND Umar International Journal of Environment, Agriculture and Biotechnology 4 (3), 2019 | 5 | 2019 |
| Groundwater Quality Assessment Using Multivariate Analysis and Water Quality Index in some Saline Fields of Central Nigeria ND Umar, CO Omonona, O. V. and Okogbue Journal of the Nigerian Society of Physical Sciences 3, 267-277, 2021 | 2 | 2021 |
| Groundwater Level Fluctuation in Response to Climatic Variation and its Geotechnical Implication in Part of Awgu Shale, Central Benue Trough, Nigeria. ND Umar, IG Idris, AI Abdullahi International Journal of Advanced Geosciences, 2018 | 2 | 2018 |
| A hydrochemical study of the Brine fields of Awe, Keana And Giza Areas, middle Benue trough, Nigeria N Umar | 1 | 2017 |
| Hydrogeochemical characteristics and quality assessment of surface and groundwater around Adudu-Abuni lead-zinc minefields, Northcentral Nigeria TE Okafor, ND Umar, O Igwe, OO Solomon, S Abdullahi, AI Abdullahi Water Science 37 (1), 439-457, 2023 | | 2023 |
| Aquifer vulnerability mapping using SINTACS model: Implication for groundwater management in a granular sandstone formation ND Umar, OV Omonona, UMM aji, OIOS Onwuka Science Forum (Journal of Pure and Applied Sciences) 22, 731 – 743, 2022 | | 2022 |
| Preliminary geological investigation into the causes of foundation failure in Jalingo, Northeast Nigeria A Yohanna, ND Umar, JN Jabbo, SS Galumje, AI Aliyu Science Forum (Journal of Pure and Applied Sciences) 22 (2), 432-443, 2022 | | 2022 |
| Integrated Methods for Exploration of Dimension Stones in Part of the Basement Complex Rocks of Southwest, Nigeria ND Umar, A A. I., AM Omonona, O. V. and Abdullahi Nigerian Mining Journal 20 (1), 18 - 33, 2022 | | 2022 |
| Preliminary geological investigation into the causes of foundation failure in Jalingo, Northeast Nigeria A Yohanna, ND Umar, JN Jabbo, SS Galumje, AI Aliyu SCIENCE FORUM (JOURNAL OF PURE AND APPLIED SCIENCES) 22, 432-443, 2022 | | 2022 |
| Fracture network characterization applied to mineralization in Lower Benue Trough, Nigeria AI Abdullahi, ND Umar, O Igwe, AO Ikenna Arabian Journal of Geosciences 15, 2022 | | 2022 |
| Application of Remote Sensing and Geoinformatics Techniques in Erosion Mapping and Groundwater Management in the River Amba Watershed, Central Nigeria. NDAAI Umar Journal of the Nigerian Society of Physical Sciences 3 (1), 59-65, 2021 | | 2021 |
| Assessment of Aquifer Protective Capacity and Corrosion Potential Using Electrical Resistivity Techniques in the Sandstone aquifer of Lafia and Environs, Nasarawa State ND Umar, IG Umar, MKAMS Idris Nigerian Journal of Physics 27 (1), 83-94, 2018 | | 2018 |
