Here are the basic formats for referencing papers presented at conferences. The grey boxes highlight the information that needs to change in each reference. You do not include them in your own work.
Pay close attention to the punctuation and capitalisation in each of the formats and the examples below.
With DOI (digital object identifier)
J. K. Author, “Title of paper,” in Abbreviated Name of Conf., City, State (USA only), Country, Month. date, year, pp. xxx-xxx. doi: xxxxxx.
Without DOI
J. K. Author, “Title of paper,” in Abbreviated Name of Conf., City, State (USA only), Country, Month. date, year, pp. xxx-xxx. [Online]. Available: http://www.url.com.
[1] C. Hansen, C. Hansen, L. C. Lima, "Automatic fake news detection: Are models learning to reason?" in Proc. 59th Annu. Meet. Assoc. Comput. Linguistics. and 11th Internat. Joint Conf. Natural Language Process., Online, Aug. 1-6, 2021, pp. 80-86. doi: 10.18653/v1/2021.acl-short.12.
[2] P. Przybyla, "Capturing the style of fake news" in Proc. AAAI Conf. Artif. Intell., New York, NY, USA, Feb. 7-12, 2020, pp. 490-497. doi: 10.1609/aaai.v34i01.5386.
[3] L. G. Mojica de la Vega and V. Ng. "Modelling trolling in social media conversations" in Proc. 11th Int. Conf. Lang. Resour. Eval., Miyazaki, Japan, May 7-12, 2018, pp. 3701-3706. [Online]. Available: http://www.lrec-conf.org/proceedings/lrec2018/pdf/909.pdf