| article html file updated | 8 February 2020 18:19 CET | Update | https://www.mdpi.com/2075-5309/7/4/87 |
| article html file updated | 27 September 2019 17:30 CEST | Update | - |
| article html file updated | 2 May 2019 21:36 CEST | Update | - |
| article html file updated | 3 January 2018 08:57 CET | Update | - |
| article html file updated | 20 October 2017 23:02 CEST | Update | - |
| article xml uploaded. | 17 October 2017 02:45 CEST | Update | https://www.mdpi.com/2075-5309/7/4/87/xml |
| article xml uploaded. | 17 October 2017 02:45 CEST | Update | - |
| article xml uploaded. | 17 October 2017 02:45 CEST | Update | - |
| article html file updated | 14 October 2017 11:30 CEST | Update | - |
| article xml uploaded. | 14 October 2017 11:29 CEST | Update | - |
| article xml uploaded. | 14 October 2017 11:29 CEST | Update | - |
| article xml uploaded. | 14 October 2017 11:29 CEST | Update | - |
| article xml uploaded. | 14 October 2017 07:29 CEST | Update | - |
| article xml uploaded. | 14 October 2017 07:28 CEST | Update | - |
| article pdf uploaded. | 14 October 2017 07:28 CEST | Updated version of record | https://www.mdpi.com/2075-5309/7/4/87/pdf |
| article html file updated | 13 October 2017 11:52 CEST | Original file | - |
| article xml uploaded. | 13 October 2017 11:50 CEST | Update | - |
| article pdf uploaded. | 13 October 2017 11:50 CEST | Version of Record | https://www.mdpi.com/2075-5309/7/4/87/pdf-vor |
| article xml uploaded. | 13 October 2017 11:50 CEST | Original file | - |
