| article html file updated | 8 February 2020 04:52 CET | Update | https://www.mdpi.com/2073-4344/7/5/135 |
| article html file updated | 24 September 2019 14:49 CEST | Update | - |
| article html file updated | 3 May 2019 23:51 CEST | Update | - |
| article html file updated | 31 May 2017 06:31 CEST | Update | - |
| article html file updated | 23 May 2017 03:30 CEST | Update | - |
| article html file updated | 2 May 2017 12:29 CEST | Original file | - |
| article xml uploaded. | 2 May 2017 12:27 CEST | Original file | https://www.mdpi.com/2073-4344/7/5/135/xml |
| article pdf uploaded. | 2 May 2017 12:27 CEST | Version of Record | https://www.mdpi.com/2073-4344/7/5/135/pdf |
