| article html file updated | 8 February 2020 03:56 CET | Update | https://www.mdpi.com/2073-4352/7/4/116 |
| article html file updated | 24 September 2019 09:48 CEST | Update | N/A |
| article html file updated | 4 May 2019 01:33 CEST | Update | N/A |
| article html file updated | 28 April 2017 05:51 CEST | Update | N/A |
| article html file updated | 20 April 2017 11:37 CEST | Original file | N/A |
| article xml uploaded. | 20 April 2017 11:36 CEST | Original file | https://www.mdpi.com/2073-4352/7/4/116/xml |
| article pdf uploaded. | 20 April 2017 11:36 CEST | Updated version of record | https://www.mdpi.com/2073-4352/7/4/116/pdf |
| article pdf uploaded. | 19 April 2017 14:38 CEST | Version of Record | https://www.mdpi.com/2073-4352/7/4/116/pdf-vor |
