| article html file updated | 6 February 2020 00:07 CET | Update | https://www.mdpi.com/1420-3049/18/1/1270 |
| article html file updated | 8 May 2019 09:32 CEST | Update | N/A |
| article html file updated | 20 March 2019 17:31 CET | Update | N/A |
| article html file updated | 9 November 2018 11:50 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2013 10:32 CET | Version of Record | https://www.mdpi.com/1420-3049/18/1/1270/pdf |
