@article {12902, title = {Zwei neue Colon}, journal = {SEzg}, volume = {15}, number = {12}, year = {1854}, pages = {375-378.}, author = {Kraatz, G} } @article {12903, title = {Communications: s{\'e}ance du 28-juin 1854}, journal = {ASfb}, volume = {23}, year = {1854}, pages = {XXXVI-XXXVII.}, author = {Jacquelin du Val, C.} } @article {12900, title = {Voyages. Lettre de M. de Motschulsky {\`a} M. M{\'e}n{\'e}tries}, journal = {Etudes entomologiques}, volume = {3}, year = {1854}, pages = {1-15.}, author = {Motschulsky, V.} }