**Contents**


**Masoud Dadkhah, Reza Kamgar, Heisam Heidarzadeh, Anna Jakubczyk-Gałczy ´nska and Robert Jankowski**

Improvement of Performance Level of Steel Moment-Resisting Frames Using Tuned Mass Damper System

Reprinted from: *Appl. Sci.* **2020**, *10*, 3403, doi:10.3390/app10103403 ................. **181**
