The phrase "are served as reference" is not correct in standard written English.
It should be "are served as a reference" or "are provided as reference."
Example: "The documents are served as a reference for the upcoming project."
Alternatives: "are provided as a reference" or "are offered as a reference."
The saturated calomel electrode (SCE), carbon stick electrode and titanium substrate growth directly with WS2 nanosheets were served as reference electrode, counter and working electrode, respectively.
These regulatory relationships may provide insights into the biological function of epigenomic and genomic elements, wherein the inferred relationships could be served as reference for further studies.
In order to remove the amplification efficiency of different amplicons, expression value of amplicon in PAM was served as reference.
Both GmACT11 and GmUKN1 were served as reference genes for the tissue-expression trials, and GmACT11 was selected as the reference gene for the photoperiodic experiments.
From GenBank http://www.ncbi.nlm.nih.gov/ we obtained three mt genome sequences (accession numbers AB070264, AY301620, and NC_003395) and their annotations, which were serving as references.
An equation was deduced to calculate the flexural stiffness of corroded reinforced concrete and can be served as a reference for deflection calculation of corroded reinforced concrete beams.
It may also be served as a reference and/or graduate text for chemical kinetics, chemical reactor analysis, and bioprocess systems engineering.
The presented methodology can be served as a reference to the refined simulation for the fluctuating wind field in mountainous areas.
With this analysis, trends in forensic odontology can be observed, and we expect that these trends would be served as a reference for designing study and making training protocol for forensic odontology.
