=LDR            22        4500
=001  4956
=082  04$a2017 HAL
=100  1\$aHalpin, Rob
=245  10$aSeasonal-scale north polar sand furrow change on Mars
=260  \\$aDublin :$bUniversity of Dublin, Trinity College,$c2017
=650  \0$aTheses
=852  \\$bFreeman Library$h2017 HAL