@book{texbytopic,
	author    = {Viktor Eijkhout},
	title     = {\TeX\ by topic: a \TeX nician’s reference},
	location  = {England},
	publisher = {Addison-Wesley},
	date      = {1992},
	url       = {https://www.ctan.org/pkg/texbytopic},
	urldate   = {2022-09-28}
}
@book{viaexemplos,
	author   = {Sadao Massago},
	title    = {\LaTeXe\ Via Exemplos},
	location = {São Paulo},
	date     = {2022-05-17},
	url      = {https://www.ctan.org/pkg/latex-via-exemplos},
	urldate  = {2022-09-28}
}
@book{latex2eunnoficial,
	author  = {Torsten Martinsen and Stephen Gilmore and Karl Berry},
	title   = {\LaTeXe: An unofficial reference manual},
	date    = {2022-05},
	url     = {https://www.ctan.org/pkg/latex2e-help-texinfo},
	urldate = {2022-09-28}
}