| article html file updated | 8 February 2020 01:18 CET | Update | https://www.mdpi.com/1996-1073/10/3/347 |
| article html file updated | 23 September 2019 18:52 CEST | Update | - |
| article html file updated | 4 May 2019 07:05 CEST | Update | - |
| article html file updated | 28 March 2017 11:35 CEST | Update | - |
| article html file updated | 13 March 2017 05:28 CET | Update | - |
| article xml uploaded. | 13 March 2017 05:26 CET | Update | https://www.mdpi.com/1996-1073/10/3/347/xml |
| article pdf uploaded. | 13 March 2017 05:26 CET | Updated version of record | https://www.mdpi.com/1996-1073/10/3/347/pdf |
| article html file updated | 11 March 2017 12:20 CET | Original file | - |
| article pdf uploaded. | 11 March 2017 12:19 CET | Version of Record | https://www.mdpi.com/1996-1073/10/3/347/pdf-vor |
