| article html file updated | 7 February 2020 05:39 CET | Update | https://www.mdpi.com/2072-4292/8/3/220 |
| article html file updated | 5 May 2019 21:59 CEST | Update | N/A |
| article html file updated | 26 March 2019 22:59 CET | Update | N/A |
| article html file updated | 31 March 2016 03:18 CEST | Original file | N/A |
| article pdf uploaded. | 11 March 2016 09:45 CET | Updated version of record | https://www.mdpi.com/2072-4292/8/3/220/pdf |
| article xml uploaded. | 11 March 2016 09:45 CET | Update | https://www.mdpi.com/2072-4292/8/3/220/xml |
| article pdf uploaded. | 9 March 2016 11:06 CET | Version of Record | https://www.mdpi.com/2072-4292/8/3/220/pdf-vor |
