LEADER 01123nam a2200325 i 4500 001 991001195549707536 005 20020507185017.0 008 990112s1977 de ||| | eng 020 $a3540085343 035 $ab10814061-39ule_inst 035 $aLE01308529$9ExL 040 $aDip.to Matematica$beng 082 0 $a514.24 084 $aAMS 55S35 100 1 $aBaues, Hans Joachim$054336 245 10$aObstruction theory on homotopy classification of maps /$cHans J. Baues 260 $aBerlin ; New York :$bSpringer-Verlag,$c1977 300 $axi, 387 p. :$bill. ;$c25 cm. 490 0 $aLecture notes in mathematics,$x0075-8434 ;$v628 500 $aIncludes index. 500 $aBibliography: p. [370]-378 650 0$aHomotopy theory 650 0$aMappings 650 0$aObstruction theory 907 $a.b10814061$b23-02-17$c28-06-02 912 $a991001195549707536 945 $aLE013 55S BAU11 (1977)$g1$i2013000106632$lle013$o-$pE0.00$q-$rl$s- $t0$u0$v0$w0$x0$y.i10919740$z28-06-02 996 $aObstruction theory$92831925 997 $aUNISALENTO 998 $ale013$b01-01-99$cm$da $e-$feng$gde $h0$i1