| article html file updated | 8 February 2020 02:53 CET | Update | https://www.mdpi.com/1420-3049/22/4/577 |
| article html file updated | 24 September 2019 03:53 CEST | Update | - |
| article html file updated | 4 May 2019 03:38 CEST | Update | - |
| article html file updated | 11 September 2018 04:59 CEST | Update | - |
| article html file updated | 28 April 2017 10:16 CEST | Update | - |
| article html file updated | 4 April 2017 14:06 CEST | Original file | - |
| article xml uploaded. | 4 April 2017 14:04 CEST | Original file | https://www.mdpi.com/1420-3049/22/4/577/xml |
| article pdf uploaded. | 4 April 2017 14:04 CEST | Version of Record | https://www.mdpi.com/1420-3049/22/4/577/pdf |
