| Attitudes of students and teachers towards use of computer technology in Geography education J Osando, NO Ongati | 25 | 2010 |
| Mathematical model for detecting diabetes in the blood BO Kwach, O Ongati, R Simwa Academia, 2011 | 24 | 2011 |
| Risk factors for liver Cancer in HIV endemic areas of Western Kenya A Otedo, KO Simbiri, V Were, O Ongati, BA Estambale Infectious agents and cancer 13, 1-9, 2018 | 20 | 2018 |
| Analytic solution of a nonlinear Black-Scholes partial differential equation JE Esekon | 11 | 2016 |
| Modeling co-infection of paediatric malaria and pneumonia GO Lawi, JYT Mugisha, NO Ongati Int. Journal of Math. Analysis, 2013 | 11 | 2013 |
| On the Walrasian-Samuelson Price Adjustment Model NO Silas, S Onyanga, NO Ongati, NJ Otula Sofia: International Journal of Pure and Applied Mathematics 61 (2), 211-218, 2010 | 10 | 2010 |
| Incremental modernization of statistics teaching and curriculum at Maseno University, Kenya D Stern, NO Ongati, JO Agure, B Ogange ISI/IASE], 2010 | 10 | 2010 |
| Estimation of market volatility-A case of logistic brownian motion DB Oduor, NO Ongati, NB Okelo, SN Onyango International Journals of Marketing and Technology 2 (1), 37-48, 2012 | 9 | 2012 |
| Application of computer based resources in Geography education in secondary schools J Osodo, F Indoshi, O Ongati Educational Research (ISSN: 2141-5161) 1 (7), 219-225, 2010 | 7 | 2010 |
| Extraction of zero coupon yield curve for Nairobi securities exchange: finding the best parametric model for East African securities markets L Muthoni, S Onyango, NO Ongati Science Signpost Publishing, 2015 | 6 | 2015 |
| Mathematical model for co-infection of pneumonia and HIV/AIDS with treatment DO Onyinge, NO Ongati, F Odundo Int. J. Sci. Eng. Appl. Sci 2 (1), 2016 | 5 | 2016 |
| Unit groups of n+ 1 index radical zero commutative finite rings MO Oduor, CJ Chikunji, NO Ongati IJPAM 57 (1), 57-67, 2009 | 5 | 2009 |
| Choi Matrices of 2-positive Maps on Positive Semidefinite Matrices CA Winda, NB Okelo, O Omolo Asian Research Journal of Mathematics, 2020 | 4 | 2020 |
| On centre properties of irreducible subalgebras of compact elementary operators W Kangogo, NB Okelo, O Ongati Open Journal of Mathematical Analysis 4 (2), 80-88, 2020 | 4 | 2020 |
| On denseness of similarity orbits of norm-attainable operators PO Mogotu, NB Okelo, O Ongati International Journal of Advances in Applied Mathematics and Mechanics, 2019 | 4 | 2019 |
| Norm estimates for norm-attainable elementary operators JN Kinyanjui, NB Okelo, O Ongati, SW Musundi International Journal of Mathematical Analysis 12 (3), 137-144, 2018 | 4 | 2018 |
| Mathematical modelling of liver cancer in Western Kenya O Amos, BB Estambale, NO Ongati, K Simbiri Hikari, 2017 | 4 | 2017 |
| Construction of nominal yield curve for Nairobi securities exchange: An improvement on monotone preserving r (t) t interpolation method L Muthoni, S Onyango, NO Ongati Scientific Research Publishing Inc., 2015 | 4 | 2015 |
| Operators with slowly growing resolvents towards the spectrum PO Oleche, N Omolo-Ongati, JO Agure International Journal of Pure and Applied Mathematics, 2009 | 4 | 2009 |
| Characterization of norm-attainable operators JN Kinyanjui, B Okelo, O Ongati International Journal of Mathematical Archive, 2018 | 3 | 2018 |
