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Hi all,
please, has anybody PDF of following articles?

Martini E (1928) Dixinae und Corethrinae des Museums zu Helsingfors. Notulae entomologicae 8: 33–35.

Peus F (1934) Dixiden und Culiciden aus Lettland. Notulae entomologicae 14: 69–78.

Peus F (1936) Zur Kenntnis de Dixiden-Fauna Nordeuropas (Dipt., Nematoc.). Norsk Entomologisk Tidskrift 4: 117–127

Vaillant F (1967) Two Dixid flies from near the arctic circle in Sweden (Dipt.). Opuscula
entomologica 32: 284–288.

Many thanks for your help
Jozef
contact : obonaj@centrum.sk