| article html file updated | 8 February 2020 16:20 CET | Update | https://www.mdpi.com/2079-6412/7/9/146 |
| article html file updated | 27 September 2019 04:18 CEST | Update | N/A |
| article html file updated | 3 May 2019 01:43 CEST | Update | N/A |
| article html file updated | 26 September 2017 06:28 CEST | Update | N/A |
| article html file updated | 15 September 2017 15:10 CEST | Original file | N/A |
| article xml uploaded. | 15 September 2017 15:08 CEST | Original file | https://www.mdpi.com/2079-6412/7/9/146/xml |
| article pdf uploaded. | 15 September 2017 15:08 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/9/146/pdf |
