| article html file updated | 8 February 2020 05:12 CET | Update | https://www.mdpi.com/2220-9964/6/5/146 |
| article html file updated | 24 September 2019 16:26 CEST | Update | - |
| article html file updated | 3 May 2019 23:15 CEST | Update | - |
| article html file updated | 31 May 2017 10:02 CEST | Update | - |
| article html file updated | 23 May 2017 03:47 CEST | Update | - |
| article html file updated | 6 May 2017 10:04 CEST | Original file | - |
| article xml uploaded. | 6 May 2017 10:03 CEST | Original file | https://www.mdpi.com/2220-9964/6/5/146/xml |
| article pdf uploaded. | 6 May 2017 10:03 CEST | Version of Record | https://www.mdpi.com/2220-9964/6/5/146/pdf |
