| article html file updated | 7 February 2020 10:02 CET | Update | https://www.mdpi.com/2072-666X/7/6/102 |
| article html file updated | 21 September 2019 18:51 CEST | Update | - |
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| article html file updated | 30 June 2016 12:23 CEST | Update | - |
| article html file updated | 10 June 2016 09:32 CEST | Original file | - |
| article xml uploaded. | 10 June 2016 09:30 CEST | Original file | https://www.mdpi.com/2072-666X/7/6/102/xml |
| article pdf uploaded. | 10 June 2016 09:30 CEST | Version of Record | https://www.mdpi.com/2072-666X/7/6/102/pdf |
