| article html file updated | 11 February 2020 20:38 CET | Update | https://www.mdpi.com/2227-9032/7/1/38 |
| article html file updated | 16 October 2019 05:08 CEST | Update | - |
| article html file updated | 26 April 2019 06:36 CEST | Update | - |
| article html file updated | 12 April 2019 01:52 CEST | Update | - |
| article html file updated | 11 April 2019 08:49 CEST | Update | - |
| article html file updated | 4 April 2019 08:58 CEST | Update | - |
| article html file updated | 7 March 2019 08:45 CET | Original file | - |
| article pdf uploaded. | 7 March 2019 08:44 CET | Version of Record | https://www.mdpi.com/2227-9032/7/1/38/pdf |
| article xml uploaded. | 7 March 2019 08:44 CET | Update | https://www.mdpi.com/2227-9032/7/1/38/xml |
| article xml file uploaded | 7 March 2019 08:44 CET | Original file | - |
