| article html file updated | 9 February 2020 03:44 CET | Update | https://www.mdpi.com/2073-4433/9/1/32 |
| article html file updated | 30 September 2019 02:08 CEST | Update | - |
| article html file updated | 2 May 2019 00:50 CEST | Update | - |
| article html file updated | 17 April 2019 23:14 CEST | Update | - |
| article html file updated | 28 March 2019 17:04 CET | Update | - |
| article html file updated | 1 February 2018 07:52 CET | Update | - |
| article html file updated | 23 January 2018 06:59 CET | Update | - |
| article xml uploaded. | 23 January 2018 06:58 CET | Update | https://www.mdpi.com/2073-4433/9/1/32/xml |
| article pdf uploaded. | 23 January 2018 06:58 CET | Updated version of record | https://www.mdpi.com/2073-4433/9/1/32/pdf |
| article html file updated | 20 January 2018 08:07 CET | Original file | - |
| article xml uploaded. | 20 January 2018 08:05 CET | Original file | - |
| article pdf uploaded. | 20 January 2018 08:05 CET | Version of Record | https://www.mdpi.com/2073-4433/9/1/32/pdf-vor |
