00000nam 2200000zi 4500 9.878475 CaOODSP 20221107165242 m o d f cr |n||||||||| 190823t20182017nscd ob f000 0 eng d CaOODSP eng rda CaOODSP n-cn--- D68-3/079-2018E-PDF McCammon, Diana, author. Model-to-model comparison of low-frequency acoustic models for Arctic environments / Diana McCammon, Dale Ellis. Dartmouth, Nova Scotia : DRDC - Atlantic Research Centre, April 2018. ©2017 1 online resource (54 pages, 2 unnumbered pages) : colour charts. text txt rdacontent computer c rdamedia online resource cr rdacarrier Contract report ; DRDC-RDDC-2018-C079 Cover title. "April 2018." Includes bibliographical references (page 52). "The ice covering the Arctic oceans represents an elastic boundary that changes sound propagation. This report examines various ways of modelling that ice using two propagation models with different mathematical approaches"--Executive Summary, page iii. gccst Ice Acoustics Ellis, Dale Douglas, author. Defence R&D Canada. Atlantic Research Centre. Contract report (Defence R&D Canada) DRDC-RDDC-2018-C079. (CaOODSP)9.802312 PDF 2.46 MB https://publications.gc.ca/collections/collection_2019/rddc-drdc/D68-3-079-2018-eng.pdf