00557cam a22002054a 450000100060000000300110000600500170001700800410003404000270007504100080010204400080011008000120011810000210013024500720015126000500022330000290027365000220030265000170032465500100034136618AR-SsjUBGM20251206161947.0250720s1939    xxu           000 0 eng d  aAR-SsjUBGMcAR-SsjUBGM0 aeng  axxu  a551.4621 aJohnson, Douglas14aThe origin of submarine canyons :ba critical review of hypotheses.  aNew York :bColumbia University Press,c1939.  a126 p. :bil. ;c23,5 cm 4aGeología marina 4aFondo marino 4aLibro