| article html file updated | 8 February 2020 01:44 CET | Update | https://www.mdpi.com/1996-1073/10/3/388 |
| article html file updated | 23 September 2019 21:22 CEST | Update | - |
| article html file updated | 4 May 2019 06:06 CEST | Update | - |
| article html file updated | 28 March 2017 11:44 CEST | Update | - |
| article html file updated | 18 March 2017 11:10 CET | Original file | - |
| article xml uploaded. | 18 March 2017 11:08 CET | Original file | https://www.mdpi.com/1996-1073/10/3/388/xml |
| article pdf uploaded. | 18 March 2017 11:08 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/388/pdf |
