00467nam a2200085Ia 4500100003200000245008300032260000900115520023800124583001900362  aMENDES DE LEON, Pablo. M.J.  aProtecting the environment by use of fiscal measures : legality and propriety.  c1997  aExamines the use of fiscal measures to protect the environment from harm caused by international civil aviation. Presents suggestions for furthering environmental protection while awaiting the implementation of multilateral measures.  c3/7/00kM2LMGR