ETSF

Caliste, D. ., Pouillon, Y. ., Verstraete, M. J., , & Gonze, X. . (2008). Sharing electronic structure and crystallographic data with ETSF_IO. COMPUTER PHYSICS COMMUNICATIONS, 179, 748-758. https://doi.org/10.1016/j.cpc.2008.05.007 (Original work published)