Figure 5.
Results based on the SCOPUS database for scientific articles available after entering selected keywords (contained in “article title, abstract and keywords”) depending on the year of publication (access date: 21 May 2023): (A) ■ “ion-selective” + “potentiometry”; (B) ■ “ion-selective” + “solid contact” and (C) ■ “ion-selective” + “composite”.