| article html file updated | 8 February 2020 03:45 CET | Update | https://www.mdpi.com/2073-4352/7/4/112 |
| article html file updated | 24 September 2019 08:41 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:55 CEST | Update | N/A |
| article html file updated | 28 April 2017 05:50 CEST | Update | N/A |
| article html file updated | 18 April 2017 06:27 CEST | Original file | N/A |
| article xml uploaded. | 18 April 2017 06:26 CEST | Update | https://www.mdpi.com/2073-4352/7/4/112/xml |
| article pdf uploaded. | 18 April 2017 06:26 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/4/112/pdf |
| article pdf uploaded. | 17 April 2017 14:50 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/4/112/pdf-vor |
