%0 Journal Article %A Sambolian, S. %A Górszczyk, A. %A Operto, S. %A Ribodetti, A. %A Tavakoli F., B. %A Virieux, J. %T Building Initial Model for FWI From Ultra Long-Offset OBN Data by First-Arrival Traveltime + Slope Tomography %D 2019 %J , %V 2019 %N 1 %P 1-5 %@ 2214-4609 %R https://doi.org/10.3997/2214-4609.201901562 %I European Association of Geoscientists & Engineers, %X %U https://www.earthdoc.org/content/papers/10.3997/2214-4609.201901562