Blog post: Understanding "P XXVII 2014 10A"

In the UNTC system, treaties are categorized by chapters and sub-sections. "Chapter XXVII" specifically covers Environment within this chapter corresponds to the Doha Amendment to the Kyoto Protocol The Doha Amendment (2014 Status)

30M+21F=24M+24F30 cap M plus 21 cap F equals 24 cap M plus 24 cap F 6M=3F6 cap M equals 3 cap F

The reference "p xxvii 2014 10a" most likely refers to a specific citation within the Planck Satellite 2013 results published in the journal Astronomy & Astrophysics Specifically, the "XXVII" refers to Paper XXVII in that series:

In classical studies, p XXVII could mean plate XXVII, folio 27 recto. But 2014 10a would then be an accession or inventory number. No known manuscript catalog (e.g., Vatican Library, British Library, DigiVatLib) lists an item with this exact string.

B. Ancient or Medieval Manuscript Reference