TY - BOOK T1 - IBM Virtual Machine/System Product : EXEC 2 reference T2 - Program product A1 - Sin autor A2 - International Business Machines Corporation - IBM LA - English PP - Nueva York PB - IBM Corporation YR - 1970 UL - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dif.51147 OP - 109 NO - Program number 5664-167. KW - Z/VM KW - EXEC ER -