| article html file updated | 6 February 2020 06:06 CET | Update | https://www.mdpi.com/1420-3049/18/12/15412 |
| article html file updated | 20 September 2019 04:14 CEST | Update | - |
| article html file updated | 7 May 2019 21:01 CEST | Update | - |
| article html file updated | 21 March 2019 09:11 CET | Update | - |
| article html file updated | 17 September 2018 10:48 CEST | Original file | - |
| article pdf uploaded. | 11 December 2013 13:51 CET | Version of Record | https://www.mdpi.com/1420-3049/18/12/15412/pdf |
