Ozdemir, E., Oral, H.V., Akburak, S., Makineci, E. and Yilmaz, E. 2013. Carbon and nitrogen accumulation in forest floor and surface soil under different geographic origins of Maritime pine (Pinus pinaster Aiton.) plantations. Forest Systems. 22, 2 (Jul. 2013), 214-221. DOI:https://doi.org/10.5424/fs/2013222-03441.