• The pegmatites are divisible into two groups.
• Biotic provinces are divisible into biotic districts.
• The pegmatites are divisible into two groups.
• Biotic provinces are divisible into biotic districts.
Циммерман М., Веденеева К.. Русско-Английский научно-технический словарь переводчика. Russian-English scientific dictionary for translators. 2012