Update paper.bib

paper.bib

@@ -198,8 +198,8 @@ @ARTICLE{Kolditz2012
                 valuable tool for cooperation between different developer teams, for example, for code comparison and validation purposes (DEVOVALEX and CO2 BENCH projects). On one hand, 
                 object-orientation (OO) provides a suitable framework for distributed code development; however, the parallelization of OO codes still lacks efficiency. High-performance-computing 
                 efficiency of OO codes is subject to future research."},
-  journal   = {"Environmental Earth Sciences"},
-  publisher = {"Springer"},
+  journal   = {Environmental Earth Sciences},
+  publisher = {Springer},
   volume    =  {67},
   number    =  {2},
   pages     = {"589--599"},
@@ -208,9 +208,9 @@ @ARTICLE{Kolditz2012
 }
 
 @ARTICLE{Kolditz2016,
-  title     = {"Thermo-Hydro-Mechanical-Chemical Processes in Fractured Porous Media: Modelling and Benchmarking"},
-  authors     = {Kolditz, Olaf and Görke, U.-J. and Shao, H. and Wang, W. and Bauer, S.},
-  journal = {"Terrestrial Environmental Sciences"},
+  title     = {Thermo-Hydro-Mechanical-Chemical Processes in Fractured Porous Media: Modelling and Benchmarking},
+  authors     = {Olaf Kolditz and U.-J. Görke and H. Shao and W. Wang and S. Bauer},
+  journal = {Terrestrial Environmental Sciences},
   pages     = {"219--222"},
   year      = {2016},
   doi       = {10.1007/978-3-319-29224-3},