| article html file updated | 7 February 2020 04:33 CET | Update | https://www.mdpi.com/1420-3049/21/2/213 |
| article html file updated | 21 September 2019 11:19 CEST | Update | N/A |
| article html file updated | 6 May 2019 00:22 CEST | Update | N/A |
| article html file updated | 26 March 2019 20:42 CET | Update | N/A |
| article html file updated | 17 September 2018 03:12 CEST | Original file | N/A |
| article pdf uploaded. | 16 February 2016 03:05 CET | Updated version of record | https://www.mdpi.com/1420-3049/21/2/213/pdf |
| article pdf uploaded. | 15 February 2016 09:43 CET | Version of Record | N/A |
| article xml uploaded. | 15 February 2016 09:43 CET | Original file | https://www.mdpi.com/1420-3049/21/2/213/xml |
