@article{7c239b598d274a8fa2a903ccbb72c595,
title = "On-site interviews of visitors in a publicly managed natural area - Sesgos sobre la informaci{\'o}n obtenida y las estimci{\'o}n de beneficios en entrevista y visitantes de un espacio natural",
keywords = "METIS-204865",
author = "Philippe Polome and M. Gonzalez-Gomez and A. Prada",
year = "2001",
language = "Undefined",
volume = "158",
pages = "--",
journal = "Hacienda publica Espanola",
issn = "0210-1173",
publisher = "Instituto de Estudios Fiscales",
number = "3",
}