| article html file updated | 12 February 2020 21:33 CET | Update | https://www.mdpi.com/2504-446X/3/2/51 |
| article html file updated | 22 October 2019 08:39 CEST | Update | - |
| article html file updated | 25 June 2019 06:03 CEST | Original file | - |
| article pdf uploaded. | 25 June 2019 06:01 CEST | Updated version of record | https://www.mdpi.com/2504-446X/3/2/51/pdf |
| article xml uploaded. | 25 June 2019 06:01 CEST | Update | https://www.mdpi.com/2504-446X/3/2/51/xml |
| article xml file uploaded | 25 June 2019 06:01 CEST | Update | - |
| article pdf uploaded. | 22 June 2019 13:27 CEST | Version of Record | https://www.mdpi.com/2504-446X/3/2/51/pdf-vor |
| article xml file uploaded | 22 June 2019 13:27 CEST | Original file | - |
