Update ref.bib

add missing dois

ref.bib

@@ -179,6 +179,7 @@ @Article{Poehls2022
  year = {2022},
  pages = {111152},
  volume = {206},
+ doi = {10.1016/j.commatsci.2021.111152},
  publisher = {Elsevier},
 }
 
@@ -190,6 +191,7 @@ @Article{Noffsinger2010
  number = {12},
  pages = {2140},
  volume = {181},
+ doi = {10.1016/j.cpc.2010.08.027},
  publisher = {Elsevier},
 }
 
@@ -211,6 +213,7 @@ @Article{Madsen2018
  year = {2018},
  pages = {140},
  volume = {231},
+ doi = {10.1016/j.cpc.2018.05.010},
  publisher = {Elsevier},
 }
 
@@ -221,6 +224,7 @@ @Article{Zhou2021
  year = {2021},
  pages = {107970},
  volume = {264},
+ doi = {10.1016/j.cpc.2021.107970},
  publisher = {Elsevier},
 }
 
@@ -232,6 +236,7 @@ @Article{Deng2020
  number = {1},
  pages = {46},
  volume = {6},
+ doi = {10.1038/s41524-020-0316-7},
  publisher = {Nature Publishing Group UK London},
 }
 
@@ -242,6 +247,7 @@ @Article{Graziosi2023
  year = {2023},
  pages = {108670},
  volume = {287},
+ doi = {10.1016/j.cpc.2023.108670},
  publisher = {Elsevier},
 }
 
@@ -266,6 +272,7 @@ @Article{Eriksson2019
  number = {5},
  pages = {1800184},
  volume = {2},
+ doi = {10.1002/adts.201800184},
  publisher = {Wiley Online Library},
 }