| article html file updated | 8 February 2020 04:54 CET | Update | https://www.mdpi.com/2220-9964/6/5/143 |
| article html file updated | 24 September 2019 15:00 CEST | Update | - |
| article html file updated | 3 May 2019 23:48 CEST | Update | - |
| article html file updated | 31 May 2017 10:02 CEST | Update | - |
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| article html file updated | 3 May 2017 07:54 CEST | Original file | - |
| article xml uploaded. | 3 May 2017 07:52 CEST | Update | https://www.mdpi.com/2220-9964/6/5/143/xml |
| article pdf uploaded. | 3 May 2017 07:52 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/5/143/pdf |
