| article html file updated | 8 February 2020 20:47 CET | Update | https://www.mdpi.com/2220-9964/6/11/355 |
| article html file updated | 28 September 2019 08:53 CEST | Update | - |
| article html file updated | 2 May 2019 15:54 CEST | Update | - |
| article html file updated | 30 November 2017 09:31 CET | Update | - |
| article html file updated | 10 November 2017 09:13 CET | Update | - |
| article xml uploaded. | 10 November 2017 09:12 CET | Update | https://www.mdpi.com/2220-9964/6/11/355/xml |
| article xml uploaded. | 10 November 2017 09:12 CET | Update | - |
| article pdf uploaded. | 10 November 2017 09:12 CET | Updated version of record | https://www.mdpi.com/2220-9964/6/11/355/pdf |
| article html file updated | 9 November 2017 16:00 CET | Original file | - |
| article xml uploaded. | 9 November 2017 15:59 CET | Original file | - |
| article pdf uploaded. | 9 November 2017 15:59 CET | Version of Record | https://www.mdpi.com/2220-9964/6/11/355/pdf-vor |
