| article html file updated | 8 February 2020 02:33 CET | Update | https://www.mdpi.com/1420-3049/22/4/559 |
| article html file updated | 24 September 2019 01:58 CEST | Update | - |
| article html file updated | 4 May 2019 04:22 CEST | Update | - |
| article html file updated | 11 September 2018 04:55 CEST | Update | - |
| article html file updated | 28 April 2017 10:14 CEST | Update | - |
| article html file updated | 30 March 2017 11:06 CEST | Original file | - |
| article xml uploaded. | 30 March 2017 11:00 CEST | Original file | https://www.mdpi.com/1420-3049/22/4/559/xml |
| article pdf uploaded. | 30 March 2017 11:00 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/4/559/pdf |
