TY  - BOOK
TI  - World shale gas resources: An initial assessment of 14 regions outside the United States
PY  - 2011///
CY  - Washington
PB  - Energy Information Administration
KW  - Shale Gas
KW  - Gas no convencional
KW  - Reservas
KW  - Reservas de gas
UR  - https://biblioteca.iapg.org.ar/ArchivosAdjuntos/IEA-docs-bajados/world-shale-gas-resources.pdf
ER  -