| article html file updated | 9 February 2020 04:58 CET | Update | https://www.mdpi.com/2073-4360/10/2/136 |
| article html file updated | 30 September 2019 09:08 CEST | Update | - |
| article html file updated | 1 May 2019 22:14 CEST | Update | - |
| article html file updated | 17 April 2019 20:58 CEST | Update | - |
| article html file updated | 28 March 2019 19:42 CET | Update | - |
| article html file updated | 14 March 2018 10:26 CET | Update | - |
| article html file updated | 31 January 2018 07:06 CET | Original file | - |
| article xml uploaded. | 31 January 2018 07:05 CET | Original file | https://www.mdpi.com/2073-4360/10/2/136/xml |
| article pdf uploaded. | 31 January 2018 07:05 CET | Version of Record | https://www.mdpi.com/2073-4360/10/2/136/pdf |
