| article html file updated | 7 February 2020 03:43 CET | Update | https://www.mdpi.com/2072-4292/8/1/77 |
| article html file updated | 6 May 2019 02:02 CEST | Update | N/A |
| article html file updated | 26 March 2019 19:00 CET | Original file | N/A |
| article pdf uploaded. | 21 January 2016 09:39 CET | Version of Record | https://www.mdpi.com/2072-4292/8/1/77/pdf |
| article xml uploaded. | 21 January 2016 09:39 CET | Original file | https://www.mdpi.com/2072-4292/8/1/77/xml |
