| article html file updated | 8 February 2020 23:52 CET | Update | https://www.mdpi.com/2075-163X/7/12/244 |
| article html file updated | 29 September 2019 03:54 CEST | Update | - |
| article html file updated | 2 May 2019 09:02 CEST | Update | - |
| article html file updated | 18 April 2019 06:46 CEST | Update | - |
| article html file updated | 2 January 2018 19:06 CET | Update | - |
| article html file updated | 13 December 2017 12:21 CET | Original file | - |
| article xml uploaded. | 13 December 2017 12:19 CET | Original file | https://www.mdpi.com/2075-163X/7/12/244/xml |
| article pdf uploaded. | 13 December 2017 12:19 CET | Updated version of record | https://www.mdpi.com/2075-163X/7/12/244/pdf |
| article pdf uploaded. | 12 December 2017 11:46 CET | Version of Record | https://www.mdpi.com/2075-163X/7/12/244/pdf-vor |
