AAPG Datapages/Archive – This online subscription is provided through the AAPG Foundation Digital Products Fund, through an endowment by San Diego State alumnus Len Eisenberg in honor of Dr. Don Ptacek Professor Emeritus of Geological Sciences
AAPG Datapages/Archive – This online subscription is provided through the AAPG Foundation Digital Products Fund, through an endowment by San Diego State alumnus Len Eisenberg in honor of Dr. Don Ptacek Professor Emeritus of Geological Sciences