@article{HelsperMoelterHaller1990,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Haller, P.},
  title     = {Representative Dilution of Aerosols by a Factor of 10,000},
  series = {Journal of Aerosol Science. 21 (1990), H. Suppl. 1},
  journal   = {Journal of Aerosol Science. 21 (1990), H. Suppl. 1},
  isbn      = {0021-8502},
  pages     = {637 -- 640},
  year      = {1990},
  language  = {en}
}
@article{RateikeSiebourgSchmidetal.1990,
  author    = {Rateike, Franz-Matthias and Siebourg, W. and Schmid, H. and Anders, S.},
  title     = {Birefringence - An important property of plastic substrates for magneto-optical storage disks / W. Siebourg ; H. Schmid ; F. M. Rateike ; S. Anders ; U. Grigo ; H. L{\"o}wer},
  series = {Polymer engineering \& science / Society of Plastics Engineers. 30 (1990), H. 18},
  journal   = {Polymer engineering \& science / Society of Plastics Engineers. 30 (1990), H. 18},
  isbn      = {0032-3888},
  pages     = {1133 -- 1139},
  year      = {1990},
  language  = {en}
}
@article{KernWiesingerZischank1991,
  author    = {Kern, Alexander and Wiesinger, J. and Zischank, Wolfgang J.},
  title     = {Calculation of the longitudinal voltage along metal tubes caused by lightning currents and protection measures},
  series = {Seventh International Symposium on High Voltage Engineering : Dresden, August 26 - 30 1991},
  journal   = {Seventh International Symposium on High Voltage Engineering : Dresden, August 26 - 30 1991},
  publisher = {Techn. Univ.},
  address   = {Dresden},
  year      = {1991},
  language  = {en}
}
@article{Kern1991,
  author    = {Kern, Alexander},
  title     = {Simulation and measurement of melting effects on metal sheets caused by direct lightning strikes},
  series = {1991 International Aerospace and Ground Conference on Lightning and Static Electricity : proceedings of a conference ... held at Cocoa Beach, Florida, April 16-19, 1991 / NASA},
  journal   = {1991 International Aerospace and Ground Conference on Lightning and Static Electricity : proceedings of a conference ... held at Cocoa Beach, Florida, April 16-19, 1991 / NASA},
  address   = {Washington, DC},
  year      = {1991},
  language  = {en}
}
@article{FoersterBruggerMeiners1991,
  author    = {F{\"o}rster, Arnold and Brugger, H. and Meiners, U.},
  title     = {High quality GaAs-based resonant tunneling diodes for high frequency device applications / H. Brugger ; U. Meiners ; C. W{\"o}lk ... A. F{\"o}rster ...},
  series = {Proceedings : August 5 - 7, 1991, Cornell University, Ithaca, New York / R. J. Trew, General Chairman},
  journal   = {Proceedings : August 5 - 7, 1991, Cornell University, Ithaca, New York / R. J. Trew, General Chairman},
  publisher = {Inst. of Electrical and Electronics Engineers},
  address   = {Piscataway, NJ},
  isbn      = {0-7803-0491-8},
  pages     = {39 -- ff.},
  year      = {1991},
  language  = {en}
}
@article{HelsperMoelter1991,
  author    = {Helsper, Christoph and M{\"o}lter, W.},
  title     = {Characteristics of a Nebulizer with Cyclone Preseparator / M{\"o}lter, W. ; Helsper, C.},
  series = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  journal   = {Aerosols, their generation, behaviour and applications. Annual Conference of the Aerosol Society / Aerosol Society (UK) ; 5.},
  address   = {Loughborough},
  pages     = {89 -- 94},
  year      = {1991},
  language  = {en}
}
@article{KernRothWiedmann1992,
  author    = {Kern, Alexander and Roth, J. and Wiedmann, J.},
  title     = {Comparison of the damage for various types of fibre reinforced composites due to different lightning test standards (MIL-STD 1757 A, German military VG-standard 96903)},
  series = {Proceedings of the 1992 International Aerospace and Ground Conference on Lightning and Static Electricity : October 6-8, 1992, Trump Taj Mahal, Atlantic City, NJ.},
  journal   = {Proceedings of the 1992 International Aerospace and Ground Conference on Lightning and Static Electricity : October 6-8, 1992, Trump Taj Mahal, Atlantic City, NJ.},
  publisher = {U.S. Dept. of Transportation, Federal Aviation Administration},
  address   = {[Atlantic City, N.J.]},
  pages     = {Getr. Z{\"a}hl. : Ill. + addendum},
  year      = {1992},
  language  = {en}
}
@article{KernZischank1992,
  author    = {Kern, Alexander and Zischank, Wolfgang J.},
  title     = {The effect of parallel wires on the longitudinal voltage drop along shielded cables},
  series = {Conference proceedings : 21st International Conference on Lightning Protection, Berlin Congress Center (BCC) Germany, September 22 - 25, 1992 = 21. Internationale Blitzschutzkonferenz / [proceedings ed. staff: J. Pilling ...]},
  journal   = {Conference proceedings : 21st International Conference on Lightning Protection, Berlin Congress Center (BCC) Germany, September 22 - 25, 1992 = 21. Internationale Blitzschutzkonferenz / [proceedings ed. staff: J. Pilling ...]},
  publisher = {VDE-Verl.},
  address   = {Berlin [u.a.]},
  isbn      = {3-8007-1885-5},
  pages     = {570 S : Ill., graph. Darst., Kt.},
  year      = {1992},
  language  = {en}
}
@article{HelsperMoelterKaminski1992,
  author    = {Helsper, Christoph and M{\"o}lter, W. and Kaminski, S.},
  title     = {Fast, Automated Testing of Different Air Filter Media / M{\"o}lter, W. ; Helsper, C. ; Kaminski, S.},
  series = {Filtration and Separation. 29 (1992), H. 1},
  journal   = {Filtration and Separation. 29 (1992), H. 1},
  isbn      = {0015-1882},
  pages     = {45 -- 50},
  year      = {1992},
  language  = {en}
}
@article{FoersterLentzenGerthsen1992,
  author    = {F{\"o}rster, Arnold and Lentzen, M. and Gerthsen, D.},
  title     = {Growth mode and strain relaxation during the initial stage of InxGa1-xAs growth on GaAs(001) / M. Lentzen ; D. Gerthsen ; A. F{\"o}rster ...},
  series = {Applied physics letters. 60 (1992), H. 1},
  journal   = {Applied physics letters. 60 (1992), H. 1},
  isbn      = {0003-6951},
  pages     = {74 -- 76},
  year      = {1992},
  language  = {en}
}