Pazdrowski W., Jelonek T., Arasimowicz-Jelonek M., Tomczak A. 2016. The form of dead bark in Scots pine (Pinus sylvestris L.) and selected biometric features and indicators. Annals of Warsaw University of Life Sciences – SGGW, Forestry and Wood Technology. (No.95): 12-19.

Pazdrowski W., Jelonek T., Arasimowicz-Jelonek M., Tomczak A. 2016. The form of dead bark in Scots pine (Pinus sylvestris L.) and selected biometric features and indicators. Annals of Warsaw University of Life Sciences – SGGW, Forestry and Wood Technology. (No.95): 12-19.