| article html file updated | 30 August 2025 09:54 CEST | Update | https://www.mdpi.com/1422-0067/19/12/4031 | 
| article html file updated | 17 July 2022 15:25 CEST | Update | - | 
| article html file updated | 11 February 2020 02:57 CET | Update | - | 
| article html file updated | 11 October 2019 21:43 CEST | Update | - | 
| article html file updated | 27 April 2019 19:56 CEST | Update | - | 
| article html file updated | 13 April 2019 15:48 CEST | Update | - | 
| article html file updated | 2 April 2019 12:37 CEST | Update | - | 
| article html file updated | 28 December 2018 04:15 CET | Update | - | 
| article html file updated | 13 December 2018 09:46 CET | Original file | - | 
| article pdf uploaded. | 13 December 2018 09:45 CET | Version of Record | https://www.mdpi.com/1422-0067/19/12/4031/pdf | 
| article xml uploaded. | 13 December 2018 09:45 CET | Update | https://www.mdpi.com/1422-0067/19/12/4031/xml | 
| article xml file uploaded | 13 December 2018 09:45 CET | Original file | - |