| article html file updated | 8 February 2020 11:57 CET | Update | https://www.mdpi.com/2079-6412/7/8/109 |
| article html file updated | 26 September 2019 03:47 CEST | Update | N/A |
| article html file updated | 3 May 2019 10:26 CEST | Update | N/A |
| article html file updated | 27 March 2019 17:34 CET | Update | N/A |
| article html file updated | 30 August 2017 09:17 CEST | Update | N/A |
| article html file updated | 25 July 2017 13:09 CEST | Original file | N/A |
| article xml uploaded. | 25 July 2017 13:07 CEST | Original file | https://www.mdpi.com/2079-6412/7/8/109/xml |
| article pdf uploaded. | 25 July 2017 13:07 CEST | Version of Record | https://www.mdpi.com/2079-6412/7/8/109/pdf |
