| article html file updated | 7 February 2020 08:58 CET | Update | https://www.mdpi.com/1420-3049/21/5/664 |
| article html file updated | 21 September 2019 17:31 CEST | Update | N/A |
| article html file updated | 5 May 2019 15:16 CEST | Update | N/A |
| article html file updated | 27 March 2019 05:12 CET | Update | N/A |
| article html file updated | 17 September 2018 04:19 CEST | Update | N/A |
| article html file updated | 26 May 2016 14:06 CEST | Update | N/A |
| article html file updated | 19 May 2016 13:28 CEST | Original file | N/A |
| article xml uploaded. | 19 May 2016 13:26 CEST | Original file | https://www.mdpi.com/1420-3049/21/5/664/xml |
| article pdf uploaded. | 19 May 2016 13:26 CEST | Version of Record | https://www.mdpi.com/1420-3049/21/5/664/pdf |
