| article html file updated | 8 February 2020 00:54 CET | Update | https://www.mdpi.com/2073-4344/7/3/78 |
| article html file updated | 23 September 2019 16:37 CEST | Update | - |
| article html file updated | 4 May 2019 07:56 CEST | Update | - |
| article html file updated | 28 March 2017 03:07 CEST | Update | - |
| article html file updated | 7 March 2017 07:33 CET | Original file | - |
| article xml uploaded. | 7 March 2017 07:32 CET | Update | https://www.mdpi.com/2073-4344/7/3/78/xml |
| article pdf uploaded. | 7 March 2017 07:32 CET | Version of Record | https://www.mdpi.com/2073-4344/7/3/78/pdf |
