00882nam0-22002891i-450-990001317980403321000131798FED01000131798(Aleph)000131798FED0100013179820000920d1985----km-y0itay50------baengBilinear forms and orderings on commutative ringsMurray A. MarshallKingston [Ontario]Queen's University1985180 p., 28 cmQueen's papers in pure and applied mathematics71Vettori di witt e relativi anelli512.55Marshall,Murray A.59709ITUNINARICAUNIMARCBK990001317980403321C-44-(7110109MA1MA1Bilinear forms and orderings on commutative rings382475UNINAING0101017nam--2200361---450099000079798020331620050711183459.00-231-06368-70079798USA010079798(ALEPH)000079798USA01007979820011210d19901938km-y0ENGy0103----baengUSEssays on self-referenceNiklas LuhmannNew YorkColumbia university pressc1990245 p.24 cm2001ComunicazioneAspetti sociali302.2LUHMANN,Niklas118733ITsalbcISBD990000797980203316II.5. 3419(XV B 636)141316 LMXV BBKUMAPATTY9020011210USA01105120020403USA011726PATRY9020040406USA011655COPAT69020050711USA011834Essays on self-reference207814UNISA