J.  Maca, Bartak, M., and Vanek, J., ?Kopinatkovití (Diptera, Lonchaeidae) ?eské ?ásti Krkono?  /   Lance flies (Diptera, Lonchaeidae) in the Czech part of the Krkono?e Mts?, Opera Corcontica, vol. 53, pp. 211-218, 2016.

J.  Maca and Bartak, M., ?Lonchaeidae ; Diptera in an industrially affected region (north-western Bohemia, Bilina and Duchcov environs)?, Folia Facultatis Scientarium Naturalium Universitatis Masarykianae Brunensis Biologica , vol. 105, pp. 273 - 277, 2001.