| article html file updated | 12 February 2020 02:00 CET | Update | https://www.mdpi.com/2227-7390/7/4/323 |
| article html file updated | 17 October 2019 12:06 CEST | Update | - |
| article html file updated | 9 May 2019 13:37 CEST | Update | - |
| article html file updated | 25 April 2019 18:54 CEST | Update | - |
| article html file updated | 17 April 2019 13:39 CEST | Original file | - |
| article pdf uploaded. | 17 April 2019 13:37 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/4/323/pdf |
| article xml uploaded. | 17 April 2019 13:37 CEST | Update | https://www.mdpi.com/2227-7390/7/4/323/xml |
| article xml file uploaded | 17 April 2019 13:37 CEST | Update | - |
| article pdf uploaded. | 31 March 2019 12:23 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/4/323/pdf-vor |
| article xml file uploaded | 31 March 2019 12:23 CEST | Original file | - |
