=LDR 22 4500 =001 1925 =082 04$a2002 HOW =100 1\$aHowell, Claire =245 10$aForm and occurance of rillenkarren in the Serra de Tramuntana region Mallorca =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2002 =650 \0$aDissertations =852 \\$bFreeman Library$h2002 HOW