@article{article26a697ea,
title   = {Affine focal sets of codimension-2 submanifolds contained in hypersurfaces},
author = {Craizer, Marcos and Saia, Marcelo José and Sánchez, Luis F},
year = {2018},
doi = {10.1017/S0308210518000100},
journal   = {Proceedings of the Royal Society of Edinburgh}
}