Contents

Automatic Documentation and Mathematical Linguistics

---

Vol. 55, No. 4, 2021

---

General Section

On the Analytical Postprocessing of Technical and Economic Information

O. V. Syunturenko p. 135  abstract

---

Intelligent Systems

New Approaches to the JSM Method in Obstetrics and Gynecology Research

A. M. Ziganshin, D. A. Salimonenko, Yu. D. Salimonenko and V. A. Mudrov p. 140  abstract

---

Information Analysis

The Obsolescence of Cited and Citing Journals: Half-Lives and Their Connection to Other Bibliometric Indicators

R. S. Gilyarevskii, A. N. Libkind, I. A. Libkind and V. G. Bogorov p. 152  abstract

The Quartile Index in Scientometrics

V. M. Moskovkin p. 166  abstract

---

Information Systems

Analysis of the Functioning and Structural Decomposing of Special-Purpose Information Systems

V. I. Sumin, T. E. Smolentseva, Yu. Yu. Gromov and V. M. Tyutyunnik p. 169  abstract

---

Text Processing Automation

Expert, Journal, and Automatic Classification of Full Texts and Annotations of Scientific Articles

I. V. Selivanova, D. V. Kosyakov, D. A. Dubovitskii and A. E. Guskov p. 178  abstract

---