| article html file updated | 11 February 2020 18:55 CET | Update | https://www.mdpi.com/1999-5903/11/3/56 |
| article html file updated | 15 October 2019 17:59 CEST | Update | - |
| article html file updated | 26 April 2019 10:33 CEST | Update | - |
| article html file updated | 12 April 2019 06:03 CEST | Update | - |
| article html file updated | 4 April 2019 04:28 CEST | Update | - |
| article html file updated | 2 April 2019 09:10 CEST | Update | - |
| article html file updated | 27 February 2019 11:42 CET | Original file | - |
| article pdf uploaded. | 27 February 2019 11:41 CET | Version of Record | https://www.mdpi.com/1999-5903/11/3/56/pdf |
| article xml uploaded. | 27 February 2019 11:41 CET | Update | https://www.mdpi.com/1999-5903/11/3/56/xml |
| article xml file uploaded | 27 February 2019 11:41 CET | Original file | - |
