By Coes A.   Spruill T.   Thomasson M.   in Hydrogeology Journal

ISSN:1431-2174|15|4|773-788

Springer Publishing Company ‎(2007)‎

Access to resources Favorite 8.595921

By Baer W.   Coes D.V.   in The Quarterly Review of Economics and Finance

ISSN:1062-9769|42|5|853-863

Elsevier‎(2002)‎

Access to resources Favorite 2.1455984