Gebeyehu Taye and colleagues. Evolution of the effectiveness of stone bunds and trenches in reducing runoff and soil loss in the semi-arid Ethiopian highlands.. Zeitschrift für Geomorphologie. 2015, 59 (4): 477–493. doi:10.1127/zfg/2015/0166.
Nyssen, J.; Veyret-Picot, M.; Poesen, J.; Moeyersons, J.; Haile, Mitiku; Deckers, J.; Govers, G. The effectiveness of loose rock check dams for gully control in Tigray, Northern Ethiopia.. Soil Use and Management. 2004, 20: 55–64. doi:10.1111/j.1475-2743.2004.tb00337.x.