| article html file updated | 11 February 2020 14:49 CET | Update | https://www.mdpi.com/1999-5903/11/2/39 |
| article html file updated | 14 October 2019 17:35 CEST | Update | - |
| article html file updated | 26 April 2019 19:04 CEST | Update | - |
| article html file updated | 12 April 2019 15:01 CEST | Update | - |
| article html file updated | 3 April 2019 17:40 CEST | Update | - |
| article html file updated | 1 March 2019 14:42 CET | Update | - |
| article html file updated | 28 February 2019 18:59 CET | Update | - |
| article html file updated | 21 February 2019 10:04 CET | Original file | - |
| article pdf uploaded. | 21 February 2019 10:01 CET | Updated version of record | https://www.mdpi.com/1999-5903/11/2/39/pdf |
| article xml uploaded. | 21 February 2019 10:01 CET | Update | https://www.mdpi.com/1999-5903/11/2/39/xml |
| article xml file uploaded | 21 February 2019 10:01 CET | Update | - |
| article pdf uploaded. | 10 February 2019 08:57 CET | Version of Record | https://www.mdpi.com/1999-5903/11/2/39/pdf-vor |
| article xml file uploaded | 10 February 2019 08:57 CET | Original file | - |
