en fr latn international-standard technical-specification technical-report publicly-available-specification international-workshop-agreement guide normative informative identical modified left right center justified left right center left right center danger caution warning important safety precautions external inline footnote callout SVG JPEG GIF PNG PDF MathML AsciiMath roman alphabet arabic roman_upper alphabet_upper author edition publisher custom isni uri orcid uri section clause part paragraph chapter page whole article book booklet conference manual proceedings presentation thesis techreport standard unpublished ISO 00 10 20 30 40 50 60 90 95 00 20 60 90 92 93 98 99