00299nam a2200121Ia 45000010005000000080041000050400013000460820026000592450065000852600009001503000011001595460007001704730140318s9999    xx            000 0 und d  cPK-LaUMT  a 339.5220954915bSTU- 2aA study on improving the efficiency and effectiveness of spe  c1992  a210 p.  aEN