BibTeX: 
@article{LocalLexingAFP,
author = {Steven Obua},
title = {Local Lexing},
journal = {Archive of Formal Proofs},
month = apr,
year = 2017,
note = {\url{http://isaafp.org/entries/LocalLexing.shtml},
Formal proof development},
ISSN = {2150914x},
}
