Mandal, T.

Mandal, T., 2014. Ash as a neglected low-cost alternative for soap for hand washing (and disinfectant) relevant for Ebola prevention - and some more suggestions, Copenhagen, Denmark: Torsten Mandal. Available at: https://pt.ircwash.org/sites/default/files/ash_as_a_neglected_low-cost_alternative_for_soap_for_hand_washing.pdf.