| article html file updated | 8 February 2020 09:34 CET | Update | https://www.mdpi.com/2079-8954/5/3/44 |
| article html file updated | 25 September 2019 15:14 CEST | Update | - |
| article html file updated | 3 May 2019 15:02 CEST | Update | - |
| article html file updated | 30 September 2017 10:09 CEST | Update | - |
| article html file updated | 29 June 2017 14:46 CEST | Original file | - |
| article xml uploaded. | 29 June 2017 14:45 CEST | Original file | https://www.mdpi.com/2079-8954/5/3/44/xml |
| article pdf uploaded. | 29 June 2017 14:45 CEST | Version of Record | https://www.mdpi.com/2079-8954/5/3/44/pdf |
