add r15a_xray paper

r15a_xray/xray.bib

@@ -0,0 +1,52 @@
+% Encoding: x-MacRoman
+
+@Article{Zinatulina2019,
+  author    = {Zinatulina, D. and Brudanin, V. and Egorov, V. and Petitjean, C. and Shirchenko, M. and Suhonen, J. and Yutlandov, I.},
+  title     = {Ordinary muon capture studies for the matrix elements in $\ensuremath{\beta}\ensuremath{\beta}$ decay},
+  journal   = {Phys. Rev. C},
+  year      = {2019},
+  volume    = {99},
+  pages     = {024327},
+  month     = {Feb},
+  doi       = {10.1103/PhysRevC.99.024327},
+  issue     = {2},
+  numpages  = {14},
+  publisher = {American Physical Society},
+  url       = {https://link.aps.org/doi/10.1103/PhysRevC.99.024327},
+}
+
+@Article{Wohlfahrt1981,
+  author    = {Wohlfahrt, H. D. and Shera, E. B. and Hoehn, M. V. and Yamazaki, Y. and Steffen, R. M.},
+  title     = {Nuclear charge distributions in $1{f}_{\frac{7}{2}}$-shell nuclei from muonic x-ray measurements},
+  journal   = {Phys. Rev. C},
+  year      = {1981},
+  volume    = {23},
+  pages     = {533--548},
+  month     = {Jan},
+  doi       = {10.1103/PhysRevC.23.533},
+  issue     = {1},
+  numpages  = {0},
+  publisher = {American Physical Society},
+  url       = {https://link.aps.org/doi/10.1103/PhysRevC.23.533},
+}
+
+@Comment{jabref-meta: databaseType:bibtex;}
+
+@Comment{jabref-meta: grouping:
+0 AllEntriesGroup:;
+1 StaticGroup:Data analysis\;0\;1\;\;\;\;;
+2 StaticGroup:Bayesian unfolding\;0\;1\;\;\;\;;
+2 StaticGroup:Regularised unfolding\;0\;1\;\;\;\;;
+1 StaticGroup:CLFV Reviews\;0\;1\;\;\;\;;
+1 StaticGroup:Muon decays\;0\;1\;\;\;\;;
+2 StaticGroup:Mu-e conversion\;0\;1\;\;\;\;;
+2 StaticGroup:Mu-eg\;0\;1\;\;\;\;;
+2 StaticGroup:Mu-eee\;0\;1\;\;\;\;;
+1 StaticGroup:CLFV Theory\;0\;1\;\;\;\;;
+1 StaticGroup:Muon captures\;0\;1\;\;\;\;;
+1 StaticGroup:Weak interaction\;0\;1\;\;\;\;;
+}
+
+@Comment{jabref-meta: groupsversion:
+3;
+}