Problems of Seismology in Belgium — Problemes Actuels de la Seismologie en Belgique.- Tectonic Features and Seismicity of Western Europe.- Satellite-Determined Stresses in the Crust of Europe.- General Tectonic Frame of Central Europe with Emphasis Given to Neotectonic Movements.- The General Pattern of Seismotectonic Dislocations in Central Europe as the Background for the Liège Earthquake on November 8, 1983.- Seismicity of Western Europe as Determined from ISC Data Files.- The Seismicity of the Rhinegraben Rift System — Source Parameters, Propagation- and Site Effects.- Intraplate Seismic Activity in the Brabant Massif and the Graben Systems of Lower Rhine-Roer and North Sea.- Some notes Concerning the Seismicity in Belgium — Magnitude Scale — Detection Capability of the Belgian Seismological Stations.- Recent Seismicity in Hainaut — Scaling Laws from the Seismological Stations in Belgium and Luxemburg.- Tectonic Approach of the Seismicity in the Southern Belgium and the Northern France.- The Problem of Micro-Earthquakes in the Southern Part of the Netherlands.- Seismicity and Crustal Structure in Italy.- Development of a Program for Radon Measure in Seismic Active Zone, the Case of Mons Basin (Belgium).- Clustering of Seismicity in the Regions of Brabant and Ardennes Massives Before the Liège Earthquake of November 8, 1983.- Catalogue des Séismes Survenus au Moyen Age en Belgique et dans les Régions Voisines.- Problèmes de Sismicité Historique : Exemples de Faux Séismes, de Séismes Méconnus et de Séismes Réinterprétés dans l’ensemble Allemagne / Belgique / Nord-Ouest de la France / Sud de Grande-Bretagne.- The Seismic Event of November 9, 1983 Earthquake or Sonic Boom.- L’événement Sismique du 19 Février 1984 en Provence Occidentale : Séisme Tectonique ou Coup de Terrain Minier?.- Studies of the Liege Earthquake of November 8, 1983.- The Earthquakes of Liège of November 8, 1983 and December 21, 1965.- Phase Recognition and Interpretation at Regional Distances from the Liège Event of November 8, 1983.- The Source Characteristics of the Liège Earthquake on November 8, 1983, from Digital Recordings in West Germany.- Le Mécanisme au Foyer du Séisme de Liège du 8 Novembre 1983.- Macroseismic Map of the Liège Earthquake of November 8, 1983.- Macroseismic Inquiry of the Liège Earthquake of November 8, 1983.- Macroseismic Observations of the Liège Earthquake of November 8, 1983 in the Netherlands.- Macroseismic Observations of the Liège Earthquake on November 8, 1983 in West Germany.- A Temporary Array Search for Aftershocks of the 1983 November 8, Liège, Belgium, Earthquake.- Assessment of Seismic Hazard for NPP Sites in France — Analysis of Several Aftershocks of the November 8, 1983, Liège Earthquake.- Engineering Seismology in Western Europe.- Geological and Mining Aspects of the Liège Area.- Macroseismic Effects of the Liège Earthquake with Particular Reference to Industrial Installations.- Basic Concepts for Seismic Design.- Conceptual and Methodological Approach to the Definition of the “Reference Earthquake” for Nuclear Power Plants.- Fundamentals of Seismic Masonry Design.- Earthquakes and Town-Planning.