Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Egerton,Piezoelectric and dielectric properties of ceramics in the system potassium–sodium niobate,J. Am. Chem. Soc.,,,2010,42,,2942,https://cir.nii.ac.jp/crid/1370861707153311745,