June 20 (SeeNews) - A group of Serbian NGOs led by Ne Damo Jadar plans to take the European Commission to court over alleged irregularities in the process of designating Rio Tinto's $2.55 billion (2.2 billion euro) lithium mining project in the country as strategic for the European Union, Zlatko Kokanovic, Ne Damo Jadar vice president, told SeeNews.