Article Versions Notes
Challenges 2021, 12(1), 5; https://doi.org/10.3390/challe12010005
| Action | Date | Notes | Link |
|---|---|---|---|
| article xml file uploaded | 5 February 2021 09:46 CET | Original file | - |
| article xml uploaded. | 5 February 2021 09:46 CET | Update | https://www.mdpi.com/2078-1547/12/1/5/xml |
| article pdf uploaded. | 5 February 2021 09:46 CET | Version of Record | https://www.mdpi.com/2078-1547/12/1/5/pdf |
| article html file updated | 5 February 2021 09:47 CET | Original file | - |
| article html file updated | 24 July 2022 15:50 CEST | Update | https://www.mdpi.com/2078-1547/12/1/5/html |
