| article html file updated | 8 February 2020 05:56 CET | Update | https://www.mdpi.com/2079-6412/7/5/71 |
| article html file updated | 24 September 2019 20:22 CEST | Update | - |
| article html file updated | 3 May 2019 21:53 CEST | Update | - |
| article html file updated | 31 May 2017 06:38 CEST | Update | - |
| article html file updated | 23 May 2017 04:17 CEST | Update | - |
| article html file updated | 16 May 2017 10:46 CEST | Original file | - |
| article xml uploaded. | 16 May 2017 10:44 CEST | Original file | https://www.mdpi.com/2079-6412/7/5/71/xml |
| article pdf uploaded. | 16 May 2017 10:44 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/5/71/pdf |
