TY - CPAPER AU - Santiago Alija AU - Mario Quinta-Ferreira AU - Francisco Javier Torrijo AU - Rafael Arroyo TI - INVESTIGATING CONSTRUCTION PROBLEMS OF A DRYSTONE RETAINING WALL T2 - SGEM International Multidisciplinary Scientific GeoConference EXPO Proceedings; 17th International Multidisciplinary Scientific GeoConference SGEM2017, Science and Technologies in Geology, Exploration and Mining PY - 2017 SP - 477 EP - 484 DO - 10.5593/sgem2017/12/s02.061 PB - STEF92 Technology ER -