@unpublished{cueille:hal-02468243, TITLE = {{Les principales compagnies p{\'e}troli{\`e}res ind{\'e}pendantes am{\'e}ricaines : caract{\'e}ristiques et r{\'e}sultats r{\'e}cents}}, AUTHOR = {Cueille, Jean-Philippe and Coutinho, Luis de Castro Pinto and Rodrigues, Jesus F. de Miguel}, URL = {https://ifp.hal.science/hal-02468243}, NOTE = {working paper or preprint}, YEAR = {2002}, MONTH = Dec, PDF = {https://ifp.hal.science/hal-02468243/file/ECO51.pdf}, HAL_ID = {hal-02468243}, HAL_VERSION = {v1}, }