| article html file updated | 7 February 2020 14:01 CET | Update | https://www.mdpi.com/1420-3049/21/9/1139 |
| article html file updated | 21 September 2019 23:48 CEST | Update | - |
| article html file updated | 5 May 2019 05:52 CEST | Update | - |
| article html file updated | 27 March 2019 15:04 CET | Update | - |
| article html file updated | 17 September 2018 06:14 CEST | Update | - |
| article html file updated | 29 September 2016 08:28 CEST | Update | - |
| article html file updated | 27 August 2016 12:19 CEST | Original file | - |
| article xml uploaded. | 27 August 2016 12:18 CEST | Update | https://www.mdpi.com/1420-3049/21/9/1139/xml |
| article xml uploaded. | 27 August 2016 12:18 CEST | Original file | - |
| article pdf uploaded. | 27 August 2016 12:18 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/9/1139/pdf |
