| article html file updated | 8 February 2020 14:40 CET | Update | https://www.mdpi.com/2075-163X/7/9/155 |
| article html file updated | 26 September 2019 19:10 CEST | Update | - |
| article html file updated | 3 May 2019 04:48 CEST | Update | - |
| article html file updated | 30 September 2017 09:43 CEST | Update | - |
| article html file updated | 28 August 2017 12:27 CEST | Original file | - |
| article xml uploaded. | 28 August 2017 12:26 CEST | Original file | https://www.mdpi.com/2075-163X/7/9/155/xml |
| article pdf uploaded. | 28 August 2017 12:26 CEST | Version of Record | https://www.mdpi.com/2075-163X/7/9/155/pdf |
