@inbook{4d85f07d2735490ca6cf1f1f66fc2a2a,
title = "Discards estimations: from scientists-only to joint fishers-scientists approach",
author = "{van Helmond}, A.T.M.",
note = "link url blijft elke keer vastzitten : http://spo.nmfs.noaa.gov/tm/TM107.pdf#page=179; 6th International Fisheries Observer & Monitoring Conference, Portland, USA ; Conference date: 20-07-2009 Through 24-07-2009",
year = "2009",
language = "English",
pages = "165",
editor = "E. Nardi and D. Morris and D. Hansford and C. Purcell",
booktitle = "Conference proceedings 6th International Fisheries Observer & Monitoring Conference",
publisher = "U.S. Department of Commerce",
}