00000nam 2200000za 4500 9.816608 CaOODSP 20240219183406 cr ||||||||||| 160429s2011 xxc|||||o f000 0 eng d CaOODSP eng eng fre n-cn--- D68-3/179-2010E-PDF Abramson, Michael. Harbour Siren [electronic resource] : technical recommendations report / by Michael Abramson. [Ottawa] : Defence Research and Development Canada, 2011. x, 60 p. : figs. Contract report ; 2010-179 May 2011. "DRDC Atlantic CR 2010-179." Includes bibliographical references. Text in English, abstract in English and French. gccst Harbours gccst Security Defence R&D Canada. Contract report (Defence R&D Canada) 2010-179 (CaOODSP)9.802312 PDF 1.87 MB https://publications.gc.ca/collections/collection_2016/rddc-drdc/D68-3-179-2010-eng.pdf