| article html file updated | 11 February 2020 22:02 CET | Update | https://www.mdpi.com/2410-390X/3/1/21 |
| article html file updated | 16 October 2019 13:34 CEST | Update | N/A |
| article html file updated | 26 April 2019 03:36 CEST | Update | N/A |
| article html file updated | 11 April 2019 22:39 CEST | Update | N/A |
| article html file updated | 4 April 2019 12:50 CEST | Update | N/A |
| article html file updated | 22 March 2019 11:47 CET | Original file | N/A |
| article pdf uploaded. | 22 March 2019 11:46 CET | Updated version of record | https://www.mdpi.com/2410-390X/3/1/21/pdf |
| article xml uploaded. | 22 March 2019 11:46 CET | Update | https://www.mdpi.com/2410-390X/3/1/21/xml |
| article xml file uploaded | 22 March 2019 11:46 CET | Update | N/A |
| article pdf uploaded. | 13 March 2019 15:38 CET | Version of Record | https://www.mdpi.com/2410-390X/3/1/21/pdf-vor |
| article xml file uploaded | 13 March 2019 15:38 CET | Original file | N/A |