| article html file updated | 8 February 2020 04:49 CET | Update | https://www.mdpi.com/2073-4360/9/5/161 |
| article html file updated | 24 September 2019 14:32 CEST | Update | - |
| article html file updated | 3 May 2019 23:57 CEST | Update | - |
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| article html file updated | 31 May 2017 10:18 CEST | Update | - |
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| article html file updated | 1 May 2017 12:14 CEST | Original file | - |
| article xml uploaded. | 1 May 2017 12:13 CEST | Original file | https://www.mdpi.com/2073-4360/9/5/161/xml |
| article pdf uploaded. | 1 May 2017 12:13 CEST | Updated version of record | https://www.mdpi.com/2073-4360/9/5/161/pdf |
