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 On (2,1)-colourings of maximal outerplanar graphs. <em>In</em>: PROCEEDINGS OF  THE THEORY OF COMPUTATION MEETING (ETC), 6.	, 2021, Evento Online.
	 
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 Porto Alegre: Sociedade Brasileira de Computação, 
	2021
.
 p. 58-61. 
			ISSN 2595-6116. 
		DOI: <a href="https://doi.org/10.5753/etc.2021.16380">https://doi.org/10.5753/etc.2021.16380</a>.