LEADER 00988nam--2200313---4500 001 990001076630203316 005 20020507115326.0 035 $a000107663 035 $aUSA01000107663 035 $a(ALEPH)000107663USA01 035 $a000107663 100 $a20020507d1981----km-y0ENGy0103----ba 101 $Aeng 102 $aDE 200 1 $aSemigroups$eproceedings of a Conference held at Oberwolfach, Germany, December 16-21, 1978$fedited by H. Jurgensen, M. Petrich and H.J. Weinert 210 $aBerlin$cSpringer verlag$d1981 215 $aIV, 221 p.$cill.$d24 cm 225 2 $aLecture notes in mathematics$v855 410 $12001$aLecture notes in mathematics$v855 676 $a512.2 801 0$aIT$bsalbc$gISBD 912 $a990001076630203316 951 $a510 LNM 855$b10968$c510$D00109954 959 $aBK 969 $aSCI 979 $aALESSANDRA$b90$c20020507$lUSA01$h1153 979 $aPATRY$b90$c20040406$lUSA01$h1714 996 $aSemigroups$980198 997 $aUNISA