2014

1. Main difficulties and lessons learnt during the TBM excavation in shales in the North portal of Pajares tunnels

   Rock Engineering and Rock Mechanics: Structures in and on Rock Masses - Proceedings of EUROCK 2014, ISRM European Regional Symposium

2. Main difficulties and lessons learnt during the TBM excavation in shales in the North portal of Pajares tunnels

   Rock Engineering and Rock Mechanics: Structures in and on Rock Masses (CRC Press), pp. 565-570