text Groningen Universiteit te Groningen 1972 Ind 29 p.: ill.; 23 cm. 29 p.: ill.; 23 cm. Thesis (Dr.)- Universietit te Groningen, 1972.-- Bibl.: p. 26-29 BRON, Sierd BACILLUS SUBTILIS ULTRAVIOLETS 576.34 576.34BROu INLIS000000000007978 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)