APA   Click to copy
MD, SC, & AK. (2020). Design Opt.... In ECCE.

Chicago/Turabian   Click to copy
MD, SC, and AK. “Design Opt....” In ECCE, 2020.

MLA   Click to copy
MD, et al. “Design Opt....” ECCE, 2020.

@conference{md2020a,
  title = {Design Opt....},
  year = {2020},
  month = sep,
  day = {10},
  author = {MD and SC and AK},
  booktitle = {ECCE},
  month_numeric = {9}
}