| article html file updated | 11 February 2020 13:18 CET | Update | https://www.mdpi.com/2227-9032/7/1/21 |
| article html file updated | 14 October 2019 09:00 CEST | Update | N/A |
| article html file updated | 26 April 2019 22:01 CEST | Update | N/A |
| article html file updated | 12 April 2019 17:50 CEST | Update | N/A |
| article html file updated | 11 April 2019 08:44 CEST | Update | N/A |
| article html file updated | 3 April 2019 14:05 CEST | Update | N/A |
| article html file updated | 28 February 2019 11:42 CET | Update | N/A |
| article html file updated | 26 February 2019 02:32 CET | Original file | N/A |
| article pdf uploaded. | 26 February 2019 02:31 CET | Updated version of record | https://www.mdpi.com/2227-9032/7/1/21/pdf |
| article xml uploaded. | 26 February 2019 02:31 CET | Update | https://www.mdpi.com/2227-9032/7/1/21/xml |
| article xml file uploaded | 26 February 2019 02:31 CET | Update | N/A |
| article pdf uploaded. | 1 February 2019 14:40 CET | Version of Record | https://www.mdpi.com/2227-9032/7/1/21/pdf-vor |
| article xml file uploaded | 1 February 2019 14:40 CET | Original file | N/A |
