"another source of error" is correct and can be used in written English.
For example, "The experiment was inaccurate because of another source of error in the data."
However, in an actual experiment another source of error comes into play.
Another source of error we encountered was due to the directivity of the LEDs.
The incorrect solution by later copyists of abbreviations is another source of error.
The delay time itself is related to the speed of the combine/chopper as well, which may introduce another source of error.
Another source of error is the delay time of grain or silage moving from the chopper/combine head to the flow rate sensor.
That's always been a problem because the chips inside computers are constantly on the move (relative the the wavelength of light) and because photon polarisations drift as they move through optical fibres, introducing another source of error.
Another source of errors comes from allowing the values for Locus_tags to be manually edited.
As ThreaDom derives domain information from templates, insufficient coverage of template alignments is another source of errors in ThreaDom prediction.
The measurement error is another source of errors in the microarray experiment in addition to technical and biological variations (Churchill, 2002).
Another source of errors is the large variation of intensities and/or duration of the emission for individual GFP molecules (see below), obscuring the detection of complexes exhibiting a single-step bleaching.
