| article html file updated | 7 February 2020 02:52 CET | Update | https://www.mdpi.com/1420-3049/21/1/43 |
| article html file updated | 21 September 2019 08:55 CEST | Update | N/A |
| article html file updated | 6 May 2019 03:36 CEST | Update | N/A |
| article html file updated | 26 March 2019 17:30 CET | Update | N/A |
| article html file updated | 12 November 2018 04:09 CET | Original file | N/A |
| article pdf uploaded. | 30 December 2015 13:40 CET | Version of Record | https://www.mdpi.com/1420-3049/21/1/43/pdf |
| article xml uploaded. | 30 December 2015 13:40 CET | Original file | https://www.mdpi.com/1420-3049/21/1/43/xml |
