Hustrulid, William Open pit mine planning & design : Planning E Design. - Netherlands : Balekema, 1998. Incluye diskete 3 1/2. Vol.1 Fundamentals. ISBN: 90 5410 1849 Subjects--Topical Terms: Explotacion a cielo abiertoExplotación de minasMinerÃa Index Terms--Genre/Form: Libro Universal Decimal Class. No.: 622