@article{10_26493_1855_3974_478_bc1, author = {Leah Wrenn Berman and William H. Mitchell}, title = { {Sparse} line deletion constructions for symmetric 4-configurations }, journal = {Ars Mathematica Contemporanea}, pages = {165--186}, publisher = {mathdoc}, volume = {9}, number = {2}, year = {2015}, doi = {10.26493/1855-3974.478.bc1}, language = {en}, url = {http://geodesic.mathdoc.fr/articles/10.26493/1855-3974.478.bc1/} }