Citation: Lo. Hansen et L. Somme, COLD-HARDINESS OF THE ELM BARK BEETLE SCOLYTUS-LAEVIS CHAPUIS, 1873 (COL, SCOLYTIDAE) AND ITS POTENTIAL AS DUTCH ELM DISEASE VECTOR IN THE NORTHERNMOST ELM FORESTS OF EUROPE, Journal of applied entomology, 117(5), 1994, pp. 444-450