Kolymbas, D. (2005). Tunnelling and tunnel mechanics: A rational approach to tunnelling. Springer-Verlag.
Dyfyniad Arddull ChicagoKolymbas, D. Tunnelling and Tunnel Mechanics: A Rational Approach to Tunnelling. Berlin: Springer-Verlag, 2005.
Dyfyniad MLAKolymbas, D. Tunnelling and Tunnel Mechanics: A Rational Approach to Tunnelling. Springer-Verlag, 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.