| article html file updated | 8 February 2020 06:00 CET | Update | https://www.mdpi.com/1999-4915/9/5/113 |
| article html file updated | 24 September 2019 20:39 CEST | Update | - |
| article html file updated | 3 May 2019 21:47 CEST | Update | - |
| article html file updated | 2 June 2017 08:31 CEST | Update | - |
| article html file updated | 23 May 2017 04:20 CEST | Update | - |
| article html file updated | 16 May 2017 15:28 CEST | Original file | - |
| article xml uploaded. | 16 May 2017 15:27 CEST | Original file | https://www.mdpi.com/1999-4915/9/5/113/xml |
| article pdf uploaded. | 16 May 2017 15:27 CEST | Version of Record | https://www.mdpi.com/1999-4915/9/5/113/pdf |
