Support of underground excavations in hard rock

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Ngā kaituhi matua: Hoek, Evert (Author), Kaiser, Peter K (Author), Bawden, W F (Author)
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Nueva York Taylor and Francis 1995
Putanga:1a. ed
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!