1Publication1 January, 2020/in Publication/by appdev.itsGard Timmerfors J., Gandla M.L., Sjölund T., Jönsson L.J. Evaluation of chipping and impregnation of Scots pine heartwood with sulfite cooking liquor. 2020. SN Applied Sciences. 2. 12. 2005. 10.1007/s42452-020-03853-1.