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Instituto Geológico y Minero de España |
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| Entrada principal: | O'DOGHERTY M.J. |
| Título: | Laboratory and field investigations on coal ploughing |
| Autor: | Inett, E.W.10 O´Dogherty, L., ed. Sepherd, R. |
| Notas: | En : Transactions the Institutions of Mining Engineers, vol. 128, part 1. / october 1958 f p. 43 - 65| |
| Localización: | IGME - Biblioteca |