| article html file updated | 8 February 2020 03:44 CET | Update | https://www.mdpi.com/2076-3263/7/2/29 |
| article html file updated | 24 September 2019 08:41 CEST | Update | - |
| article html file updated | 4 May 2019 01:55 CEST | Update | - |
| article html file updated | 25 July 2017 10:27 CEST | Update | - |
| article html file updated | 17 April 2017 14:01 CEST | Original file | - |
| article xml uploaded. | 17 April 2017 13:59 CEST | Update | https://www.mdpi.com/2076-3263/7/2/29/xml |
| article pdf uploaded. | 17 April 2017 13:59 CEST | Version of Record | https://www.mdpi.com/2076-3263/7/2/29/pdf |
