| article html file updated | 7 February 2020 03:31 CET | Update | https://www.mdpi.com/1420-3049/21/1/104 |
| article html file updated | 21 September 2019 09:49 CEST | Update | - |
| article html file updated | 6 May 2019 02:25 CEST | Update | - |
| article html file updated | 26 March 2019 18:38 CET | Update | - |
| article html file updated | 12 November 2018 04:26 CET | Original file | - |
| article pdf uploaded. | 16 January 2016 12:25 CET | Version of Record | https://www.mdpi.com/1420-3049/21/1/104/pdf |
| article xml uploaded. | 16 January 2016 12:25 CET | Original file | https://www.mdpi.com/1420-3049/21/1/104/xml |
