@article{eage:/content/papers/10.3997/2214-4609.201701159, author = "Operto, S. and Miniussi, A.", title = "Vertical Wavespeed, Density and Attenuation Imaging by 3D Efficient Frequency-Domain FWI of Wide-Azimuth OBC Data - A North Sea Case Study", journal= "", year = "2017", volume = "2017", number = "1", pages = "1-5", doi = "https://doi.org/10.3997/2214-4609.201701159", url = "https://www.earthdoc.org/content/papers/10.3997/2214-4609.201701159", publisher = "European Association of Geoscientists & Engineers", issn = "2214-4609", type = "", }