RT Web Page SR Electronic(1) ID 3258716051 A1 K. Gersten T1 Unsteady Duct Flow YR 2017 FD 2017-07-13 NO Ducts PB Begell House Inc. PP New York RD 2024-11-24 UL https://hedhme.com/content_map/?article_id=16051&link_id=32587 WT HEDH Multimedia - Heat Exchanger Design Handbook, Multimedia Edition WP 2017-07-13