| article html file updated | 8 February 2020 22:15 CET | Update | https://www.mdpi.com/2078-2489/8/4/154 |
| article html file updated | 28 September 2019 18:19 CEST | Update | - |
| article html file updated | 2 May 2019 12:39 CEST | Update | - |
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| article html file updated | 2 January 2018 13:47 CET | Update | - |
| article html file updated | 27 November 2017 07:14 CET | Original file | - |
| article xml uploaded. | 27 November 2017 07:12 CET | Update | https://www.mdpi.com/2078-2489/8/4/154/xml |
| article xml uploaded. | 27 November 2017 07:12 CET | Update | - |
| article xml uploaded. | 27 November 2017 07:12 CET | Update | - |
| article xml uploaded. | 27 November 2017 07:12 CET | Update | - |
| article xml uploaded. | 27 November 2017 07:12 CET | Original file | - |
| article pdf uploaded. | 27 November 2017 07:12 CET | Updated version of record | https://www.mdpi.com/2078-2489/8/4/154/pdf |
| article pdf uploaded. | 25 November 2017 10:53 CET | Version of Record | https://www.mdpi.com/2078-2489/8/4/154/pdf-vor |
