| article html file updated | 7 February 2020 19:49 CET | Update | https://www.mdpi.com/2073-4433/7/12/164 |
| article html file updated | 22 September 2019 12:35 CEST | Update | - |
| article html file updated | 4 May 2019 18:47 CEST | Update | - |
| article html file updated | 26 December 2016 12:14 CET | Update | - |
| article html file updated | 19 December 2016 06:53 CET | Update | - |
| article xml uploaded. | 19 December 2016 06:51 CET | Update | https://www.mdpi.com/2073-4433/7/12/164/xml |
| article xml uploaded. | 19 December 2016 06:51 CET | Update | - |
| article xml uploaded. | 19 December 2016 06:51 CET | Update | - |
| article pdf uploaded. | 19 December 2016 06:48 CET | Updated version of record | https://www.mdpi.com/2073-4433/7/12/164/pdf |
| article html file updated | 17 December 2016 04:03 CET | Original file | - |
| article xml uploaded. | 17 December 2016 04:02 CET | Original file | - |
| article pdf uploaded. | 17 December 2016 04:02 CET | Version of Record | https://www.mdpi.com/2073-4433/7/12/164/pdf-vor |
