TY - JOUR A1 - Senfaute, G. A1 - Duperret, A. A1 - Lawrence, J. A. T1 - Micro-seismic precursory cracks prior to rock-fall on coastal chalk cliffs: a case study at Mesnil-Val, Normandie, NW France JO - Nat. Hazards Earth Syst. Sci. J1 - NHESS VL - 9 IS - 5 SP - 1625 EP - 1641 Y1 - 2009/10/02 PB - Copernicus Publications SN - 1684-9981 UR - https://nhess.copernicus.org/articles/9/1625/2009/ L1 - https://nhess.copernicus.org/articles/9/1625/2009/nhess-9-1625-2009.pdf DO - 10.5194/nhess-9-1625-2009 ER -