| article html file updated | 6 February 2020 06:21 CET | Update | https://www.mdpi.com/1420-3049/19/1/41 |
| article html file updated | 7 May 2019 20:34 CEST | Update | - |
| article html file updated | 21 March 2019 09:52 CET | Update | - |
| article html file updated | 12 September 2018 04:57 CEST | Update | - |
| article html file updated | 19 August 2015 14:35 CEST | Original file | - |
| article supplementary file uploaded. | 20 December 2013 11:48 CET | - | https://www.mdpi.com/1420-3049/19/1/41#supplementary |
| article pdf uploaded. | 20 December 2013 11:48 CET | Version of Record | https://www.mdpi.com/1420-3049/19/1/41/pdf |
