| article html file updated | 7 February 2020 07:13 CET | Update | https://www.mdpi.com/2072-6651/8/4/110 |
| article html file updated | 5 May 2019 18:43 CEST | Update | N/A |
| article html file updated | 27 March 2019 01:48 CET | Update | N/A |
| article html file updated | 28 April 2016 10:31 CEST | Update | N/A |
| article html file updated | 18 April 2016 14:15 CEST | Update | N/A |
| article xml uploaded. | 18 April 2016 14:14 CEST | Update | https://www.mdpi.com/2072-6651/8/4/110/xml |
| article pdf uploaded. | 18 April 2016 14:14 CEST | Updated version of record | https://www.mdpi.com/2072-6651/8/4/110/pdf |
| article html file updated | 13 April 2016 12:40 CEST | Original file | N/A |
| article pdf uploaded. | 13 April 2016 12:38 CEST | Version of Record | https://www.mdpi.com/2072-6651/8/4/110/pdf-vor |
