# Version history

:::{list-table}
:widths: 15 10 30
:align: left

* - **Ver. / Date**
  - **Author**
  - **Change description**
* - 6 / 18 DEC 2023
  - BW
  - 
    - sections numbering changed, 
    - model R-2023 added, 
    - basic composition updated, 
    - Section *7.3 Detailed specification* updated
* - 5 / 02 MAR 2023
  - BW
  - 
    - Section *8.3 Detailed specification* updated,
    - Section *9 Current limitations* updated
* - 4 / 05 DEC 2021
  - BW
  - 
    - Section *5 System setup* updated, 
    - Section *7.4 Other conditions and recommendation* extended