| article html file updated | 7 February 2020 08:34 CET | Update | https://www.mdpi.com/1420-3049/21/5/611 |
| article html file updated | 21 September 2019 16:59 CEST | Update | N/A |
| article html file updated | 5 May 2019 16:02 CEST | Update | N/A |
| article html file updated | 27 March 2019 04:28 CET | Update | N/A |
| article html file updated | 17 September 2018 03:58 CEST | Update | N/A |
| article html file updated | 26 May 2016 13:46 CEST | Update | N/A |
| article html file updated | 12 May 2016 13:06 CEST | Original file | N/A |
| article xml uploaded. | 12 May 2016 13:04 CEST | Original file | https://www.mdpi.com/1420-3049/21/5/611/xml |
| article pdf uploaded. | 12 May 2016 13:04 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/5/611/pdf |
