@Misc{ BalCanStr22, author = { Ball, John M. and Canevari, Giacomo and Stroffolini, Bianca }, title = { A free discontinuity model for smectic thin films }, journal = { Liquid Crystals }, year = { 2022 }, doi = { 10.1080/02678292.2023.2192183 }, pages = { }, URL = { http://cvgmt.sns.it/paper/5937/ }, note = { cvgmt preprint} }