| article html file updated | 6 February 2020 00:29 CET | Update | https://www.mdpi.com/1420-3049/18/2/2150 |
| article html file updated | 19 September 2019 17:50 CEST | Update | - |
| article html file updated | 8 May 2019 08:36 CEST | Update | - |
| article html file updated | 20 March 2019 18:28 CET | Update | - |
| article html file updated | 12 November 2018 03:29 CET | Original file | - |
| article pdf uploaded. | 7 February 2013 11:07 CET | Updated version of record | https://www.mdpi.com/1420-3049/18/2/2150/pdf |
| article pdf uploaded. | 7 February 2013 11:05 CET | Version of Record | - |
