@article {44819,
	title = {Nya frynd av Mallophager},
	journal = {Notulae Entomologicae},
	volume = {7},
	year = {1927},
	month = {1927},
	pages = {91 - 92},
	url = {http://phthiraptera.info/sites/phthiraptera.info/files/44819.pdf},
	author = {Hell{\'e}n,W.}
}
@article {44820,
	title = {Menopon currucae Schrank},
	journal = {Notulae Entomologicae},
	volume = {7},
	year = {1927},
	month = {1927},
	pages = {129},
	author = {Hell{\'e}n,W.}
}
@article {44797,
	title = {Nya Mallophag-fynd},
	journal = {Notulae Entomologicae},
	volume = {6},
	year = {1926},
	month = {1926},
	pages = {25 - 26},
	author = {Hell{\'e}n,W.}
}
@article {44798,
	title = {Verzeichnis der in den Jahren 1921-1925 f{\"u}r die Fauna Finnlands neu hinzugekommenen Insektenarten},
	journal = {Notulae Entomologicae},
	volume = {6},
	year = {1926},
	month = {1926},
	pages = {28 - 29},
	author = {Hell{\'e}n,W.}
}
@article {44749,
	title = {Menopon parviceps},
	journal = {Notulae Entomologicae},
	volume = {5},
	year = {1925},
	month = {1925},
	pages = {65},
	author = {Hell{\'e}n,W.}
}
@article {44439,
	title = {F{\"u}r die Fauna Finnlands neue Mallophagen},
	journal = {Notulae Entomologicae},
	volume = {15},
	year = {1935},
	month = {1935},
	pages = {63 - 64},
	url = {http://phthiraptera.info/sites/phthiraptera.info/files/44439.pdf},
	author = {Hell{\'e}n,W.}
}
@article {44067,
	title = {Tre f{\"o}r landet nya mallophager},
	journal = {Notulae Entomologicae},
	volume = {37},
	year = {1957},
	month = {1957},
	pages = {26},
	author = {Hell{\'e}n,W.}
}
@article {44068,
	title = {Verzeichnis der in den Jahren 1961 - 1965 f{\"u}r die Fauna Finnlands neu hinzugekommenen Insektenarten},
	journal = {Notulae Entomologicae},
	volume = {46},
	year = {1966},
	month = {1966},
	pages = {65 - 86 (Mallophaga: 67-68)},
	author = {Hell{\'e}n,W.}
}
@article {44066,
	title = {Trinoton conspurcatum N. och Philopterus cygni Denny nya f{\"o}r Finland},
	journal = {Notulae Entomologicae},
	volume = {33},
	year = {1953},
	month = {1953},
	pages = {25},
	author = {Hell{\'e}n,W.}
}
@article {44062,
	title = {Docophorus melanocephalus N. ny f{\"o}r Finland},
	journal = {Notulae Entomologicae},
	volume = {7},
	year = {1927},
	month = {1927},
	pages = {127},
	author = {Hell{\'e}n,W.}
}
@article {44064,
	title = {Pectinopygus pullatus N. fr{\"a}n Petsamo},
	journal = {Notulae Entomologicae},
	volume = {19},
	year = {1939},
	month = {1939},
	pages = {50},
	author = {Hell{\'e}n,W.}
}
@article {44065,
	title = {Verzeichnis der in den Jahren 1941 - 1945 f{\"u}r die Fauna Finnlands neu hinzugekommenen Insektenarten},
	journal = {Notulae Entomologicae},
	volume = {26},
	year = {1946},
	month = {1946},
	pages = {122 - 142 (Mallophaga: 123)},
	author = {Hell{\'e}n,W.}
}
@article {43958,
	title = {Verzeichnis der in den Jahren 1926-1930 f{\"u}r die Fauna Finnlands neu hinzugekommenen Insektenarten},
	journal = {Notulae Entomologicae},
	volume = {11},
	year = {1931},
	month = {1931},
	pages = {53},
	author = {Hell{\'e}n,W.}
}
