Wölfl, A.C.Expression error: Unrecognized word "etal". (2019). "Seafloor Mapping – The Challenge of a Truly Global Ocean Bathymetry". Frontiers in Marine Science6: 283. doi:10.3389/fmars.2019.00283.
tufts.edu
perseus.tufts.edu
βαθύς, Henry George Liddell, Robert Scott, A Greek-English Lexicon, on Perseus
μέτρον, Henry George Liddell, Robert Scott, A Greek-English Lexicon, on Perseus
