=LDR 22 4500 =001 5409 =082 04$a2001 AFI =100 1\$aAfifi, Hanna =245 10$aA study on the dry deposition of ammonium ions and the effect of meteorological conditions on transport and concentrations at a site in Dublin city =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c2001 =650 \0$aDissertations =852 \\$bFreeman Library$h2001 AFI