| article html file updated | 12 February 2020 03:13 CET | Update | https://www.mdpi.com/2227-7390/7/4/331 |
| article html file updated | 17 October 2019 19:24 CEST | Update | N/A |
| article html file updated | 9 May 2019 13:41 CEST | Update | N/A |
| article html file updated | 25 April 2019 16:29 CEST | Update | N/A |
| article html file updated | 25 April 2019 11:49 CEST | Original file | N/A |
| article pdf uploaded. | 25 April 2019 11:47 CEST | Updated version of record | https://www.mdpi.com/2227-7390/7/4/331/pdf |
| article xml uploaded. | 25 April 2019 11:47 CEST | Update | https://www.mdpi.com/2227-7390/7/4/331/xml |
| article xml file uploaded | 25 April 2019 11:47 CEST | Update | N/A |
| article pdf uploaded. | 4 April 2019 16:39 CEST | Version of Record | https://www.mdpi.com/2227-7390/7/4/331/pdf-vor |
| article xml file uploaded | 4 April 2019 16:39 CEST | Original file | N/A |
