From http://www.unicode.org/L2/L2015/15169-montenegro-cyrillic.pdf, "Addition of two letters from Montenegrin language, CYRILLIC script":
> 9. Can any of the proposed characters be encoded using a composed > character sequence of either existing characters or other proposed > characters? > No Saying it doesn't make it so: > Annex 1: Character shapes (related to section B, item 4b) > Cyrillic small letter SJ > с́ <0441 0301> > Cyrillic capital letter SJ > С́ <0421 0301> > Cyrillic small letter ZJ > з́ <0437 0301> > Cyrillic capital letter ZJ > З́ <0417 0301> Quite a few fonts don't display these well (and quite a few do), but of course that's a font problem, not an encoding problem. Cf. http://www.unicode.org/faq/char_combmark.html#11 -- Doug Ewell | http://ewellic.org | Thornton, CO 🇺🇸

