| article html file updated | 7 February 2020 06:30 CET | Update | https://www.mdpi.com/2072-4292/8/4/278 |
| article html file updated | 5 May 2019 20:15 CEST | Update | N/A |
| article html file updated | 27 March 2019 00:28 CET | Update | N/A |
| article html file updated | 28 April 2016 12:49 CEST | Update | N/A |
| article html file updated | 30 March 2016 09:26 CEST | Update | N/A |
| article xml uploaded. | 30 March 2016 09:25 CEST | Update | https://www.mdpi.com/2072-4292/8/4/278/xml |
| article pdf uploaded. | 30 March 2016 09:25 CEST | Updated version of record | https://www.mdpi.com/2072-4292/8/4/278/pdf |
| article html file updated | 28 March 2016 10:44 CEST | Original file | N/A |
| article pdf uploaded. | 28 March 2016 10:42 CEST | Version of Record | https://www.mdpi.com/2072-4292/8/4/278/pdf-vor |