| article html file updated | 8 February 2020 01:23 CET | Update | https://www.mdpi.com/1996-1073/10/3/357 |
| article html file updated | 23 September 2019 19:21 CEST | Update | - |
| article html file updated | 4 May 2019 06:55 CEST | Update | - |
| article html file updated | 28 March 2017 11:38 CEST | Update | - |
| article html file updated | 14 March 2017 07:43 CET | Original file | - |
| article xml uploaded. | 14 March 2017 07:41 CET | Original file | https://www.mdpi.com/1996-1073/10/3/357/xml |
| article pdf uploaded. | 14 March 2017 07:41 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/3/357/pdf |
| article pdf uploaded. | 13 March 2017 12:41 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/357/pdf-vor |
