| article html file updated | 8 February 2020 02:27 CET | Update | https://www.mdpi.com/2073-4425/8/4/112 |
| article html file updated | 24 September 2019 01:21 CEST | Update | - |
| article html file updated | 4 May 2019 04:36 CEST | Update | - |
| article html file updated | 28 April 2017 06:48 CEST | Update | - |
| article html file updated | 30 March 2017 10:20 CEST | Original file | - |
| article xml uploaded. | 30 March 2017 10:19 CEST | Original file | https://www.mdpi.com/2073-4425/8/4/112/xml |
| article pdf uploaded. | 30 March 2017 10:19 CEST | Updated version of record | https://www.mdpi.com/2073-4425/8/4/112/pdf |
| article pdf uploaded. | 28 March 2017 14:20 CEST | Version of Record | https://www.mdpi.com/2073-4425/8/4/112/pdf-vor |
