author = { Nienke Danhof, Nienke Danhof AND Mathieu Gielen, Mathieu Gielen },

title = { Wood: A local option for handpump bearings },

publisher = {Practical Action Publishing},

isbn = {1756-3488},

isbn = {0262-8104},

year = {1993},

url = { http://slubdd.de/katalog?TN_libero_mab2 }