BibTeX Reference for “CSS Rhythmic Sizing”

@TechReport{Ishii:17:CRS,
  author      = "Koji Ishii and Elika Etemad",
  title       = "{CSS} Rhythmic Sizing",
  month       = mar,
  note        = "https://www.w3.org/TR/2017/WD-css-rhythm-1-20170302/",
  year        = "2017",
  bibsource   = "https://w2.syronex.com/jmr/w3c-biblio",
  type        = "{W3C} Working Draft",
  institution = "W3C",
}