-Antipenko, T.A., 2006. Encyclopedia of forest. 416 p.
-Bryntsev, V.A., 1994. Top dressing of seedling pine in view of phenological stages. Leskhoz informatsia, 4: 30-32.
-Bryntsev, V.A., 1997. Value of phenological phases at cultivation of Pinus sibirica. Leskhoz informatsia, 8: 8-16.
-Burczyk, J. and Chalupka, W., 1997. Flowering and cone production variability and its effects on parental balance in a Scots pine clonal seed orchard. Ann. Sci. For., 54: 129–144.
-Чепик, ф.А., 1982. Биолоґия развития н типы морфогенеза побегов древсных растений: Учебное пособне с злементами НИРС.- Л: ЛТА, 72 С.
-Elagin, E.N., 1961. Definition technique of phenological phases at coniferous. Botanicheski journal, 46: 984-992.
-Ivanienka, B.E., 1962. Phenology of Trees and Shrubs. Selkhoz-izdatelstva, 148 p.
-Hänninen, H., 1995. Effects of climatic change on trees from cool and temperate regions: an ecophysiological approach to modelling of bud burst phenology. Can. J. Bot., 73: 183–199.
-Heide, O.M., 1993. Daylength and thermal time responses of budburst during dormancy release in some northern deciduous trees. Physiol. Plant., 88: 531–540.
-Heide, O.M., 2003. High autumn temperature delays spring bud burst in boreal trees, counterbalancing the effect of climatic warming. Tree Physiol., 23: 931–936.
-Malchanov, A.L. and Smirnov, V.V., 1967. Studying Technique of Wood Plants Growth. Nauka, 100 p.
-Mutke, S., Gorado, J., Climent, J. and Gill, J., 2003. Shoot growth and phenology modeling of grafted Stone pine (Pinus pinea L.) in inner Spain. Ann. For. Sci., 60: 527-537.
-Redco, G.E., Ogiefski, D.B., Nakvana, E.N. and Romanov, E.M. 1983. Bioecological Bases of Cultivation Pine and a Fur-trees Seedlings. Lesnoi, 64 p.
-Romanov, E.M., 2000. Cultivation seedlings wood plants. Nauchnae izdanie, 500 p.
-Weixing, T. and Hogan, G.A., 1997. Physiological and morphological responses to nitrogen limitation in jack pine seedlings: potential implications for drought tolerance. New Forests,14: 19-31.