Standard Test Method for Determining <emph type="ital">F<inf>F</inf></emph> Floor Flatness and <emph type="ital">F<inf>L</inf></emph> Floor Levelness Numbers— 8 стр.
Standard Test Method for Determining <emph type="ital">F<inf>F</inf></emph> Floor Flatness and <emph type="ital">F<inf>L</inf></emph> Floor Levelness Numbers (Metric) (Withdrawn 2023)— 8 стр.