Physicochemical analysis of the age of handwritten inscriptions on documents: Trends and prospects. - Olegovna Ershova, Ksenia; Valerievna Kochemirovskaia, Svetlana; Ciesla, Rafal; Pavlovna Kirillova, Natalia; Anatolyevich Mokhorov, Dmitry; Alekseevich Kochemirovsky, Vladimir (Expert Systems with Applications, 2022)