| article html file updated | 12 February 2020 13:42 CET | Update | https://www.mdpi.com/2410-387X/3/2/13 |
| article html file updated | 20 October 2019 10:03 CEST | Update | N/A |
| article html file updated | 20 May 2019 09:57 CEST | Original file | N/A |
| article pdf uploaded. | 20 May 2019 09:56 CEST | Version of Record | https://www.mdpi.com/2410-387X/3/2/13/pdf |
| article xml uploaded. | 20 May 2019 09:56 CEST | Update | https://www.mdpi.com/2410-387X/3/2/13/xml |
| article xml file uploaded | 20 May 2019 09:56 CEST | Original file | N/A |
