Saranpää, P. (1990). Heartwood formation in stems of Pinus sylvestris L: Lipids and carbohydrates of sapwood and heartwood and ultrastructure of ray parenchyma cells.
Chicago Style (17th ed.) CitationSaranpää, Pekka. Heartwood Formation in Stems of Pinus Sylvestris L: Lipids and Carbohydrates of Sapwood and Heartwood and Ultrastructure of Ray Parenchyma Cells. 1990.
MLA (9th ed.) CitationSaranpää, Pekka. Heartwood Formation in Stems of Pinus Sylvestris L: Lipids and Carbohydrates of Sapwood and Heartwood and Ultrastructure of Ray Parenchyma Cells. 1990.
Warning: These citations may not always be 100% accurate.