S. Gulumbe

An Assessment of the Changing Climate in Northern Nigeria Using Cokriging

U. Usman, S. Yelwa, S. Gulumbe, 2013 .

Modelling Relationship between NDVI and Climatic Variables Using Geographically Weighted Regression

S. A. Yelwa, A. Danbaba, U. Usman, 2013 .

An application of Kaplan-Meier survival analysis using breast cancer data

S. Gulumbe, S. Bala, M. Usman, 2014 .