Narimah Samat, Dina Jambi, Norul Shahira Musa, Aishah Knight Abd. Shatar, Azizah Ab Manan, and Yasmin Sulaiman, “Using a Geographic Information System (GIS) in Evaluating the Accessibility of Health Facilities for Breast Cancer Patients in Penang State, Malaysia”, km, vol. 28, no. 1, pp. 103–122, Jun. 2010, doi: 10.21315/.