@article {22221,
	title = {The Mycetophilidae of North America. Part II},
	journal = {Bulletin of the Maine Agricultural Experiment Station, Orono},
	volume = {180},
	year = {1910},
	pages = {125-192, 4 pl.},
	url = {http://www.online-keys.net/sciaroidea/add01/Johannsen_1910_MycetsII.pdf},
	author = {Johannsen, O. A.}
}
@article {22222,
	title = {Insect notes for 1909},
	journal = {Bulletin of the Maine Agricultural Experiment Station, Orono},
	volume = {177},
	year = {1910},
	pages = {1-44, 3 pl.},
	author = {Johannsen, O. A.}
}
@article {22224,
	title = {The Mycetophilidae of North America. Part IV},
	journal = {Bulletin of the Maine Agricultural Experiment Station, Orono},
	volume = {200},
	year = {1912},
	pages = {57-146},
	url = {http://www.online-keys.net/sciaroidea/add01/Johannsen_1912_Mycetophilidae_North_America_Part_IV.pdf},
	author = {Johannsen, O. A.}
}
@article {22220,
	title = {The Mycetophilidae of North America. Part I},
	journal = {Bulletin of the Maine Agricultural Experiment Station, Orono},
	volume = {172},
	year = {1910},
	pages = {209-276, 3 pl.},
	url = {http://www.online-keys.net/sciaroidea/add01/Johannsen_1909_MycetsI.pdf},
	author = {Johannsen, O. A.}
}
@article {22223,
	title = {The Mycetophilidae of North America. Part III},
	journal = {Bulletin of the Maine Agricultural Experiment Station, Orono},
	volume = {196},
	year = {1912},
	pages = {249-328},
	url = {http://www.online-keys.net/sciaroidea/add01/Johannsen_1911_Mycetophilidae_North_America_Part_III.pdf},
	author = {Johannsen, O. A.}
}
