| article html file updated | 7 February 2020 09:21 CET | Update | https://www.mdpi.com/2073-4360/8/6/205 |
| article html file updated | 21 September 2019 17:57 CEST | Update | - |
| article html file updated | 5 May 2019 14:32 CEST | Update | - |
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| article html file updated | 29 June 2016 11:18 CEST | Update | - |
| article html file updated | 26 May 2016 15:20 CEST | Original file | - |
| article xml uploaded. | 26 May 2016 15:19 CEST | Update | https://www.mdpi.com/2073-4360/8/6/205/xml |
| article pdf uploaded. | 26 May 2016 15:19 CEST | Version of Record | https://www.mdpi.com/2073-4360/8/6/205/pdf |
