Ecophysiological controls over the net ecosystem exchange of mountain spruce stand. Comparison of the response in direct vs. diffuse solar radiationOtmar Urban, Michal V. Marek, Marian Pavelka et al.|Global Change Biology|2006Cited by 253
Impact of clear and cloudy sky conditions on the vertical distribution of photosynthetic CO<sub>2</sub> uptake within a spruce canopyOtmar Urban, John Grace, Petra Holišová et al.|Functional Ecology|2011Cited by 158