Analysis of information sources in references of the Wikipedia article "Tomasz Kamusella" in English language version.
authoritative … comprehensive and pioneering … an indispensable source of empirical material … highly significant and is unlikely to be surpassed in its breadth and erudition for a long time to come.
authoritative … comprehensive and pioneering … an indispensable source of empirical material … highly significant and is unlikely to be surpassed in its breadth and erudition for a long time to come.