TY - GEN AU - Wohletz,Kenneth TI - Mechanisms of hidrovolcanic pyroclast formation: grain-size, scanning electron microscopy, and experimental studies T2 - Developments in volcanology, 3 SN - 044442251X KW - Volcanisme KW - Eruption KW - Pyroclastique KW - Microscopie électronique KW - Pétrographie KW - Roche volcanique N1 - bibliogr. p. 60-63 ER -