| article html file updated | 23 October 2025 06:25 CEST | Update | https://www.mdpi.com/2076-2615/7/8/56 |
| article html file updated | 8 February 2020 12:34 CET | Update | - |
| article html file updated | 26 September 2019 07:25 CEST | Update | - |
| article html file updated | 3 May 2019 08:55 CEST | Update | - |
| article html file updated | 27 March 2019 18:48 CET | Update | - |
| article html file updated | 1 September 2017 08:22 CEST | Update | - |
| article html file updated | 1 August 2017 16:05 CEST | Original file | - |
| article xml uploaded. | 1 August 2017 16:04 CEST | Original file | https://www.mdpi.com/2076-2615/7/8/56/xml |
| article pdf uploaded. | 1 August 2017 16:04 CEST | Version of Record | https://www.mdpi.com/2076-2615/7/8/56/pdf |
