TY  - SER
AU  - Mejstrik, V.
AU  - Binek, B.
AU  - Adema, E.H.
TI  - The Determination of Nh3-Concentration Gradients in A Spruce  for est Using A Passive Sampling Technique
KW  -  for est
KW  - Clean Atmosphere
KW  - Atmosphere in Sumava, South-Bohemia
ER  -