cam a22 2 4500 039519503 CHVBK 20140629163742.0 040309s1964 au 00 eng CcMedea 09.03.2004/pk (OCoLC)635960495 (SBT)000332844 SzBzSBTc LUBC Poretti Guelfo G. Filter combinations for mixed radiation film dosimetry G. Poretti Vienna International Atomic Energy Agency 1964 [8] p. fig. 24 cm Estr. da: Selected topics in radiation dosimetry, p. 289-296 ccmedea sbt T9 SBT 100 1- Poretti Guelfo G. BK020000 XK020000 XK020000 SBT LUBC LUBC 502 LGC LPS 221