| article html file updated | 7 February 2020 14:11 CET | Update | https://www.mdpi.com/2073-4336/7/3/23 |
| article html file updated | 5 May 2019 05:35 CEST | Update | - |
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| article html file updated | 7 September 2016 12:40 CEST | Update | - |
| article xml uploaded. | 7 September 2016 12:39 CEST | Update | https://www.mdpi.com/2073-4336/7/3/23/xml |
| article html file updated | 7 September 2016 12:34 CEST | Update | - |
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| article pdf uploaded. | 7 September 2016 12:33 CEST | Updated version of record | https://www.mdpi.com/2073-4336/7/3/23/pdf |
| article html file updated | 31 August 2016 10:19 CEST | Original file | - |
| article xml uploaded. | 31 August 2016 10:18 CEST | Original file | - |
| article pdf uploaded. | 31 August 2016 10:18 CEST | Version of Record | https://www.mdpi.com/2073-4336/7/3/23/pdf-vor |
