Wyka T. P., Oleksyn J., Żytkowiak R., Karolewski P., Jagodziński A. M., Reich P. B. 2012. Responses of leaf structure and photosynthetic properties to intra-canopy light gradients: a common garden test with four broadleaf deciduous angiosperm and seven evergreen conifer tree species. Oecologia. 170(1): 11-24. doi:10.1007/s00442-012-2279-y

Wyka T. P., Oleksyn J., Żytkowiak R., Karolewski P., Jagodziński A. M., Reich P. B. 2012. Responses of leaf structure and photosynthetic properties to intra-canopy light gradients: a common garden test with four broadleaf deciduous angiosperm and seven evergreen conifer tree species. Oecologia. 170(1): 11-24. doi:10.1007/s00442-012-2279-y