Results 51 to 60 of about 348 (81)

Importance of national parks for the natural geomorphological, hydrological and soil forming processes protection [PDF]

open access: yes, 2017
Drewnik, Marek   +5 more
core  

Ruch turystyczny w Tatrzańskim Parku Narodowym w latach 1993-2005 [PDF]

open access: yes, 2007
Baścik, Maria   +2 more
core  

Completion of environmental education by using e-learning [PDF]

open access: yes, 2011
Grodzińska-Jurczak, Małgorzata   +3 more
core  

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