MacAllister, D.J., Kebede, S., Dessie, N., Yehualaeshet, T., Zemenu, G., Fallas, H., y Macdonald, A.M., «A methodology for assessment of the physical sub-system of hand pumped boreholes : initial insights», presented at the 03/2019, 2019, p. 14 p.: 12 fig.: 1 tab.