URBAN, Otmar, ŠPRTOVÁ, Miroslava, KOŠVANCOVÁ, Martina, TOMÁŠKOVÁ, Ivana, LICHTENTHALER, H.K., MAREK, Michal V. Comparison of photosynthetic induction and transient limitations during the induction phase in young and mature leaves from three poplar clones. Tree Physiology. 2008, 28(8), 1189-1197. ISSN 0829-318X. E-ISSN 1758-4469.