Question

What are the naming standards used on this site? For example: what are the country, language and date abbreviations used on the EarlyMusicNews.org website?

Answer

As much as possible the following ISO (International Organization for Standardization) standards are used:

Country codes: 2-letter codes as found on  the ISO Country Codes website
Language codes: 3-letter codes as found on the ISO Language Codes website
Date Format codes: ISO Date Format Code website