SCA （Subsurface Consultants Associates）是美国一家著名的石油、地质培训机构。geoLOGIC是SCA出版的免费杂志，每年出版2~4期，每期杂志均邀请SCA主席或其他专家就当前石油勘探开发某一热门话题或难点进行讨论：
http://www.scacompanies.com/publications/newsletters/index.html geoLOGIC is a regular, free technical publication from SCA.
Published two to four times per year,
geoLOGIC provides to you a general article on a geoscience or engineering technique relevant to finding and developing oil and gas resources.
In addition to the current geoLOGIC article, this site also provides selected back issues of geologic.[ 此贴被绝顶清泉在2009-07-14 13:54重新编辑 ]
