| article html file updated | 8 February 2020 04:53 CET | Update | https://www.mdpi.com/2220-9964/6/5/142 |
| article html file updated | 24 September 2019 14:57 CEST | Update | - |
| article html file updated | 3 May 2019 23:49 CEST | Update | - |
| article html file updated | 31 May 2017 10:01 CEST | Update | - |
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| article html file updated | 2 May 2017 17:11 CEST | Original file | - |
| article xml uploaded. | 2 May 2017 17:09 CEST | Update | https://www.mdpi.com/2220-9964/6/5/142/xml |
| article pdf uploaded. | 2 May 2017 17:09 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/5/142/pdf |
