The effect of narrow-band digital processing and bit error rate on the intelligibility of ICAO spelling alphabet words. - Astrid Schmidt-Nielsen (IEEE Trans. Acoust. Speech Signal Process., 1987)

Speaker recognizability testing for voice coders. - Astrid Schmidt-Nielsen; Derek P. Brock (ICASSP, 1996)

Perceptual relevance of objectively measured descriptors for speaker characterization. - Burhan Necioglu; Mark A. Clements; Thomas P. Barnwell III; Astrid Schmidt-Nielsen (ICASSP, 1998)

Human vs. machine speaker identification with telephone speech. - Astrid Schmidt-Nielsen; Thomas H. Crystal (ICSLP, 1998)

Speaker Verification by Human Listeners: Experiments Comparing Human and Machine Performance Using the NIST 1998 Speaker Evaluation Data. - Astrid Schmidt-Nielsen; Thomas H. Crystal (Digit. Signal Process., 2000)

Toward Determining the Comprehensibility of Machine Translations. - Tucker Maney; Linda Sibert; Dennis Perzanowski; Kalyan Gupta; Astrid Schmidt-Nielsen (PITR@NAACL-HLT, 2012)