| article html file updated | 6 February 2020 02:38 CET | Update | https://www.mdpi.com/1420-3049/18/6/6990 |
| article html file updated | 19 September 2019 21:47 CEST | Update | - |
| article html file updated | 8 May 2019 04:02 CEST | Update | - |
| article html file updated | 20 March 2019 23:49 CET | Update | - |
| article html file updated | 17 September 2018 06:19 CEST | Update | - |
| article html file updated | 8 April 2016 06:16 CEST | Original file | - |
| article supplementary file uploaded. | 24 June 2013 07:59 CEST | - | https://www.mdpi.com/1420-3049/18/6/6990#supplementary |
| article pdf uploaded. | 24 June 2013 07:58 CEST | Updated version of record | https://www.mdpi.com/1420-3049/18/6/6990/pdf |
| article supplementary file uploaded. | 14 June 2013 14:25 CEST | - | https://www.mdpi.com/1420-3049/18/6/6990#supplementary |
| article pdf uploaded. | 14 June 2013 14:25 CEST | Version of Record | https://www.mdpi.com/1420-3049/18/6/6990/pdf-vor |
