@article {Sack:1996:0736-2935:589, title = "A new fast parabolic equation (PE) based on a Lagrange Pade (LP) expansion of implicit functions for 2D sound propagation", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1996", volume = "1996", number = "7", publication date ="1996-08-02T00:00:00", pages = "589-594", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1996/00001996/00000007/art00011", keyword = "76.9, 24", author = "Sack, R.A. and West, M.", abstract = "", }