A new general model of wood cell wall substance, developed on the basis of recent experimental and theoretical studiesGravitis, J.; Kallavus, Urve; Kokorevics, A.; Andersons, B.; Teeäär, R.8th International Symposium on Wood and Pulp Chemistry, June 6-9, 1995, Helsingi : proceedings of symposium1995 / p. 93-100

Carbon materials obtained from self-binding sugar cane bagasse and deciduous wood residues plasticsZandersons, J.; Gravitis, J.; Zhurinsh, A.; Kokorevics, A.; Kallavus, Urve; Suzuki, C.K.Biomass and bioenergy2004 / 4, p. 345-360 : ill https://www.fem.unicamp.br/~liqcqits/publications/paper_files/BiomBioe2004v26-4p345-360_Zandersons.pdf

Innovative treatment of wood and new consepts for interpretationGravitis, J.; Kokorevics, A.; Kallavus, Urve; Teeäär, R.; Lippmaa, E.; Kreituss, A.Proceedings of International Environmental Symposium : Pulp and Paper Technologies for a Cleaner World, Paris, April 19931993

Natural wood cell walls and their damage in unconventional conditions from the view-point of composite materialsGravitis, J.; Kallavus, Urve; Kokorevics, A.; Andersons, B.; Teeäär, R.Ninth International Conference on Mechanics of Composite Materials, October 17-20, 1995, Riga, Latvia : proceedings of conference1995 / p. 21

Serpula lacrymans - one of the most important wood-destroying Basidomycetes in LatviaIrbe, I.; Kallavus, Urve; Andersone, I.; Gravitis, J.XIII International Conference on Fungi and Lichens in the Baltic Region, Riga, Latvia, November 14-15, 1996 : proceedings1996 / p. 20-21

Steam explosion and shear deformation under high pressure pretreatment of wood and hydrolysis of the obtained productsGravitis, J.; Kallavus, Urve; Kokorevics, A.Proceedings of IEA Symposium on Biotechnology for the Conversion of Lignocellulosies : Helsinki, June 19931993

Steam explosion, submerged fermentation and wood cell wall structureGravitis, J.; Kallavus, Urve; Teeäär, R.; Lippmaa, E.; Zeltina, M.; Leite, M.Wood chemistry1993 / 1/3, p. 58-70

Steam expolded bamboo fibers structure studiesGravitis, J.; Kokorevics, A.; Bikovens, O.; Kallavus, Urve; Teeäär, R.Proceedings of the 10th International Symposium on Wood and Pulping Chemistry : Main Symposium : Yokohama, Japan, June 7-10, 19991999 / p. 656-661

Studies of the modified bagasse plastics carbonization and a feasibility to produce carbon construction materialsZandersons, J.; Kokorevics, A.; Gravitis, J.; Kallavus, Urve; Suzuki, C.K.UNU/IAS Working paper2000 / p. 54

Sugar cane bagasse utilization into fiber materials and value-added chemicals by steam explosion with the zero emission targetGravitis, J.; Suzuki, C.K.; Zandersons, J.; Bikovens, O.; Kokorevics, A.; Morales, R.C.; Kallavus, UrveProceedings [of the] 6th Brazilian Symposium on the Chemistry of Lignins and Other Wood Components : October 25-28, 1999, Guaratingueta, SP, Brazil1999 / [6] p

Tropical biomass conversion into value added products using steam explosionKokorevics, A.; Gravitis, J.; Bikovens, O.; Kallavus, Urve; Teeäär, R.Proceedings [of the] 13th International Congress of Chemical and Process Engineering CHISA'98, Praha, 23-28 August, 19981998 / CD-ROM record no. 1127, [20] p