The phrase "achieved by reference" is correct and usable in written English.
It can be used in contexts where you want to indicate that something has been accomplished or established through the act of referring to something else.
Example: "The results of the study were achieved by reference to previous research findings."
Alternatives: "obtained through reference" or "established by citing".
Primers and a probe for sequences of the surface gene of HBV were designed and quantification achieved by reference to standards containing known concentrations of the target sequence.
Quantification of the metabolites of the biological sample is achieved by reference to appropriate internal standards.
Protein identification was achieved by reference to the TAIR 8 database using MASCOT, SEQUEST and SCAFFOLD software.
Absolute quantitation of the metabolites in the biological sample was achieved by reference to appropriate internal standards which are structurally identical but labeled with stable isotopes such as deuterium, 13C, or 15N.
Here we run into the problem of the phylogenetic resolution that can be achieved by reference to adult morphology alone.
Quantification was achieved by reference to standards of anthocyanins and other phenolic compounds, using LC-MS data to confirm identification of peaks.
In addition, the JKPI is higher than that achieved by the reference which is regarded as the best configuration and was not outperformed in [21, 22].
We can observe that our metric well correlates with subjective tests, with results comparable to those achieved by full reference metrics.
The results obtained for natural water samples were in agreement with those achieved by the reference method at the 95% confidence level.
Agreement between laboratories should be achieved by using reference strains with known allelic lengths.
But after the treatment with 50, 100 and 200 mg/kg b.w. of TCME, the activity was enhanced 3.7%, 22.8% and 35.4% respectively, the last being better than 30.3% reduction achieved by the reference desirox.
