| article html file updated | 9 February 2020 06:46 CET | Update | https://www.mdpi.com/2410-3888/3/1/12 |
| article html file updated | 30 September 2019 20:09 CEST | Update | - |
| article html file updated | 1 May 2019 18:08 CEST | Update | - |
| article html file updated | 17 April 2019 17:28 CEST | Update | - |
| article html file updated | 28 March 2019 23:36 CET | Update | - |
| article html file updated | 15 February 2018 10:03 CET | Original file | - |
| article xml uploaded. | 15 February 2018 10:01 CET | Update | https://www.mdpi.com/2410-3888/3/1/12/xml |
| article xml uploaded. | 15 February 2018 10:01 CET | Original file | - |
| article pdf uploaded. | 15 February 2018 10:01 CET | Version of Record | https://www.mdpi.com/2410-3888/3/1/12/pdf |
