| article html file updated | 14 September 2021 10:12 CEST | Update | https://www.mdpi.com/2409-515X/4/1/3 |
| article html file updated | 14 September 2021 10:12 CEST | Update | N/A |
| article xml uploaded. | 14 September 2021 10:05 CEST | Update | https://www.mdpi.com/2409-515X/4/1/3/xml |
| article html file updated | 5 January 2018 07:27 CET | Original file | N/A |
| article pdf uploaded. | 5 January 2018 07:25 CET | Version of Record | https://www.mdpi.com/2409-515X/4/1/3/pdf |
