| article html file updated | 7 February 2020 11:09 CET | Update | https://www.mdpi.com/1420-3049/21/7/871 |
| article html file updated | 21 September 2019 20:18 CEST | Update | N/A |
| article html file updated | 5 May 2019 11:08 CEST | Update | N/A |
| article html file updated | 27 March 2019 09:16 CET | Update | N/A |
| article html file updated | 17 September 2018 04:44 CEST | Update | N/A |
| article html file updated | 28 July 2016 10:17 CEST | Update | N/A |
| article html file updated | 2 July 2016 08:43 CEST | Original file | N/A |
| article xml uploaded. | 2 July 2016 08:41 CEST | Original file | https://www.mdpi.com/1420-3049/21/7/871/xml |
| article pdf uploaded. | 2 July 2016 08:41 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/7/871/pdf |
