| article html file updated | 8 February 2020 20:37 CET | Update | https://www.mdpi.com/2225-1154/5/4/84 |
| article html file updated | 28 September 2019 07:43 CEST | Update | - |
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| article html file updated | 2 January 2018 13:45 CET | Update | - |
| article html file updated | 21 November 2017 09:29 CET | Update | - |
| article xml uploaded. | 21 November 2017 09:27 CET | Update | https://www.mdpi.com/2225-1154/5/4/84/xml |
| article xml uploaded. | 21 November 2017 09:27 CET | Update | - |
| article pdf uploaded. | 21 November 2017 09:27 CET | Updated version of record | https://www.mdpi.com/2225-1154/5/4/84/pdf |
| article html file updated | 9 November 2017 11:21 CET | Original file | - |
| article xml uploaded. | 9 November 2017 11:19 CET | Update | - |
| article xml uploaded. | 9 November 2017 11:19 CET | Update | - |
| article xml uploaded. | 9 November 2017 11:19 CET | Original file | - |
| article pdf uploaded. | 9 November 2017 11:19 CET | Updated version of record | https://www.mdpi.com/2225-1154/5/4/84/pdf-vor |
| article pdf uploaded. | 8 November 2017 10:24 CET | Version of Record | https://www.mdpi.com/2225-1154/5/4/84/pdf-vor |