| article html file updated | 8 February 2020 03:14 CET | Update | https://www.mdpi.com/1996-1944/10/4/399 |
| article html file updated | 24 September 2019 05:51 CEST | Update | - |
| article html file updated | 4 May 2019 02:53 CEST | Update | - |
| article html file updated | 28 April 2017 09:20 CEST | Update | - |
| article html file updated | 10 April 2017 10:58 CEST | Original file | - |
| article xml uploaded. | 10 April 2017 10:56 CEST | Original file | https://www.mdpi.com/1996-1944/10/4/399/xml |
| article pdf uploaded. | 10 April 2017 10:56 CEST | Version of Record | https://www.mdpi.com/1996-1944/10/4/399/pdf |
