Article Versions Notes
Challenges 2017, 8(1), 8; https://doi.org/10.3390/challe8010008
| Action | Date | Notes | Link |
|---|---|---|---|
| article html file updated | 30 August 2025 00:37 CEST | Update | https://www.mdpi.com/2078-1547/8/1/8/html |
| article html file updated | 16 July 2022 05:19 CEST | Update | - |
| article html file updated | 8 February 2020 01:33 CET | Update | - |
| article html file updated | 23 September 2019 20:17 CEST | Update | - |
| article html file updated | 4 May 2019 06:33 CEST | Update | - |
| article html file updated | 16 March 2017 03:09 CET | Original file | - |
| article xml uploaded. | 16 March 2017 03:07 CET | Original file | https://www.mdpi.com/2078-1547/8/1/8/xml |
| article pdf uploaded. | 16 March 2017 03:07 CET | Version of Record | https://www.mdpi.com/2078-1547/8/1/8/pdf |
