| article html file updated | 7 February 2020 10:54 CET | Update | https://www.mdpi.com/1420-3049/21/7/850 |
| article html file updated | 21 September 2019 20:00 CEST | Update | N/A |
| article html file updated | 5 May 2019 11:35 CEST | Update | N/A |
| article html file updated | 27 March 2019 08:49 CET | Update | N/A |
| article html file updated | 17 September 2018 04:36 CEST | Update | N/A |
| article html file updated | 28 July 2016 10:15 CEST | Update | N/A |
| article html file updated | 28 June 2016 14:23 CEST | Original file | N/A |
| article xml uploaded. | 28 June 2016 14:22 CEST | Original file | https://www.mdpi.com/1420-3049/21/7/850/xml |
| article pdf uploaded. | 28 June 2016 14:22 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/7/850/pdf |