TY - JOUR A1 - van de Kreeke, Johannes T1 - EPTIS update JF - Accreditation and quality assurance PY - 2003 SN - 0949-1775 SN - 1432-0517 VL - 8 IS - 6 PB - Springer CY - Berlin AN - OPUS4-4394 LA - deu AD - Bundesanstalt fuer Materialforschung und -pruefung (BAM), Berlin, Germany ER -