@PHDTHESIS{lange2008,
url = "
		http://www.theses.fr/2008ISAL0094",
title = "Phase retrieval in the Fresnel region for hard X-ray tomography",
author = "Langer, Max",
year = "2008",
pages = "1 vol. (225 p.)",
note = "Thèse de doctorat dirigée par Peyrin, Françoise et Cloetens, Peter Images et systèmes Lyon, INSA 2008",
note = "2008ISAL0094",
}