Neubeschreibungen und Synonyme zur noerdlichen Ichneumonidenfauna SchwedensPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 112-132Preliminary descriptions of some new Australian Gryllids and ForficulidsPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 26-34Zur Kenntnis der Miriden, Isometopiden, Anthocoriden, Nabiden und Schizopteriden Ceylon'sPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 239-260
Preliminary descriptions of some new Australian Gryllids and ForficulidsPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 26-34Zur Kenntnis der Miriden, Isometopiden, Anthocoriden, Nabiden und Schizopteriden Ceylon'sPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 239-260
Zur Kenntnis der Miriden, Isometopiden, Anthocoriden, Nabiden und Schizopteriden Ceylon'sPublished in Entomologisk Tidskrift, in 1913, in volume 34, pages 239-260