| article html file updated | 9 February 2020 07:38 CET | Update | https://www.mdpi.com/2073-4352/8/3/108 |
| article html file updated | 1 October 2019 01:03 CEST | Update | - |
| article html file updated | 1 May 2019 16:20 CEST | Update | - |
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| article html file updated | 26 March 2018 12:38 CEST | Update | - |
| article html file updated | 26 February 2018 03:33 CET | Original file | - |
| article xml uploaded. | 26 February 2018 03:32 CET | Original file | https://www.mdpi.com/2073-4352/8/3/108/xml |
| article pdf uploaded. | 26 February 2018 03:32 CET | Version of Record | https://www.mdpi.com/2073-4352/8/3/108/pdf |
