Comparative politics of the Czech Republic, Poland and Hungary /

Acidification in Europe : a simulation model for evaluating control strategies /

The Rains model of acidification : science and strategies in Europe /

Predicting Lake Acidification and Regionalization of Predictions : 2 Conference Papers /

Acidification and air pollution : aA brief guide /

Political and economic features of transformation processes in the Czech Republic, Poland and Hungary /

The Tardigrada of Poland /

Comparison of the economic and monetary development of Slovakia, the Czech Republic, Hungary, Poland and Slovenia. /

Literatury Studies in Poland 14

Poland in the 1980´s : reassessment of crises and conflicts /

Empirical sociology in Poland /

Soils and soil fertility.

Education and work ind Poland /

Atmospheric computations to assess acidification in Europe : work in progress : extended abstracts from an international technical meeting ... /

Hydrobioidea of Poland (Prosobranchia: Gastropoda) /

The christian community of medieval Poland : anthologies /

Hungary /

Hungary.

Legal protection of natural environment in Poland /

Traces of thermokarst in the Pleistocens sediments of Poland /