Oxidation Technologies for Water and Wastewater Treatment IVAlfons Vogelpohl, Michael Sievers, Sven-Uwe Geissen, International Water Association Staff · First published 2007Open the Tome
Carl Larsson, skildrad av honom själv i text och bilderCarl Larsson, Sven Alfons, Harriet Alfons · First published 1952Open the Tome
