V1. Lignin, humic substances and coul.Vol. 3a. Polyesters I, biological systems and biotechnological production. Vol. 3b. Polyesters II and chemical synthesis. Vol. 4. Polysters III applicatzion and commercial products. Vol. 5. Polysaccharides I polysccharides from prokaryotes/edited by E. J. Vandamme. Vol. 6. Polysaccharides II. polysaccharides from eukaryotes.