| article html file updated | 7 February 2020 04:01 CET | Update | https://www.mdpi.com/1420-3049/21/2/153 |
| article html file updated | 21 September 2019 10:33 CEST | Update | - |
| article html file updated | 6 May 2019 01:27 CEST | Update | - |
| article html file updated | 26 March 2019 19:37 CET | Update | - |
| article html file updated | 17 September 2018 02:55 CEST | Original file | - |
| article pdf uploaded. | 28 January 2016 11:52 CET | Version of Record | https://www.mdpi.com/1420-3049/21/2/153/pdf |
| article xml uploaded. | 28 January 2016 11:52 CET | Original file | https://www.mdpi.com/1420-3049/21/2/153/xml |
