| article html file updated | 8 February 2020 02:54 CET | Update | https://www.mdpi.com/1996-1073/10/4/482 |
| article html file updated | 24 September 2019 03:59 CEST | Update | N/A |
| article html file updated | 4 May 2019 03:36 CEST | Update | N/A |
| article html file updated | 28 April 2017 06:06 CEST | Update | N/A |
| article html file updated | 5 April 2017 11:03 CEST | Original file | N/A |
| article xml uploaded. | 5 April 2017 11:01 CEST | Update | https://www.mdpi.com/1996-1073/10/4/482/xml |
| article pdf uploaded. | 5 April 2017 11:01 CEST | Updated version of record | https://www.mdpi.com/1996-1073/10/4/482/pdf |
| article pdf uploaded. | 4 April 2017 13:34 CEST | Version of Record | https://www.mdpi.com/1996-1073/10/4/482/pdf-vor |