| article html file updated | 8 February 2020 05:28 CET | Update | https://www.mdpi.com/2073-4360/9/5/170 |
| article html file updated | 24 September 2019 17:51 CEST | Update | - |
| article html file updated | 3 May 2019 22:46 CEST | Update | - |
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| article html file updated | 31 May 2017 10:20 CEST | Update | - |
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| article html file updated | 10 May 2017 08:29 CEST | Original file | - |
| article xml uploaded. | 10 May 2017 08:27 CEST | Update | https://www.mdpi.com/2073-4360/9/5/170/xml |
| article pdf uploaded. | 10 May 2017 08:27 CEST | Version of Record | https://www.mdpi.com/2073-4360/9/5/170/pdf |
