00359    a2200121   4500008004100000020001800041082001700059100001700076245004200093260003400135300002900169440003900198250122b        |||||||| |||| 00| 0 eng d  a9783030896621  a513bP411.CL  aPenkov, Ivan  aClassical lie algebras at infinityb/  bSpringer:aSwitzerland,c2023  a xiii, 239p. Ref. Index.  aSpringer Monographs in Mathematics