LEADER 01413nam a2200349 i 4500 001 991001464029707536 005 20020507193934.0 008 960314s1982 de ||| | eng 020 $a3540119728 035 $ab10851069-39ule_inst 035 $aLE01312641$9ExL 040 $aDip.to Matematica$beng 082 0 $a530.142 084 $aAMS 81-06 084 $aAMS 83C47 084 $aAMS 83C60 100 1 $aDoebner, Heinz-Dietrich$044361 245 10$aTwistor geometry and non-linear systems :$breview lectures given at the 4th Bulgarian Summer School on Mathematical problems of quantum field theory, held at Primorsko, Bulgaria, September 1980 /$cedited by H. D. Doebner and T. D. Palev 260 $aBerlin :$bSpringer-Verlag,$c1982 300 $a216 p. :$bill. ;$c25 cm. 490 0 $aLecture notes in mathematics, $x0075-8434 ;$v970 500 $aIncludes bibliographical references 650 4$aNonlinear theories$xCongresses 650 4$aQuantum field theory$xCongresses 650 4$aTwistor theory$xCongresses 700 1 $aPalev, Tchavdar D. 907 $a.b10851069$b23-02-17$c28-06-02 912 $a991001464029707536 945 $aLE013 81-XX DOE11 (1982)$g1$i2013000043562$lle013$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i10962542$z28-06-02 996 $aTwistor geometry and non-linear systems$9918363 997 $aUNISALENTO 998 $ale013$b01-01-96$cm$da $e-$feng$gde $h0$i1