diff --git a/src/staticweb.jl b/src/staticweb.jl
index 406ffa1..5334c8c 100644
--- a/src/staticweb.jl
+++ b/src/staticweb.jl
@@ -149,9 +149,9 @@ function xin(entry)
         temp = [get(entry.fields, "note", ""), entry.date.year]
     end
     if temp_last
-        str *= join(filter!(!isempty, temp), ", ", ". ")
+        str *= something(join(filter!(!isempty, temp), ", ", ". "), "")
     else
-        str *= join(filter!(!isempty, temp), ", ")
+        str *= something(join(filter!(!isempty, temp), ", "), "")
     end
     if !isempty(str)
         str *= "."
diff --git a/test/internal.jl b/test/internal.jl
index 950cfc4..da0be29 100644
--- a/test/internal.jl
+++ b/test/internal.jl
@@ -35,26 +35,16 @@ using ReferenceTests
     }"""
 
     write("demo.bib", testdata)
-    @info "Testing import/export 1"
     Bibliography.import_bibtex(testdata)
-    @info "Testing import/export 2"
     mybib = Bibliography.import_bibtex("demo.bib")
-    @info "Testing import/export 3"
     Bibliography.export_bibtex("demo_export.bib", mybib)
-    @info "Testing import/export 4"
     mybib2 = Bibliography.import_bibtex("demo_export.bib")
-    @info "Testing import/export 5"
 
     rm("demo.bib")
     rm("demo_export.bib")
 
-    @info "Testing import/export 6"
     include("sort_bibliography.jl")
-    @info "Testing import/export 7"
     include("staticweb.jl")
-    @info "Testing import/export 8"
     include("cff.jl")
-    @info "Testing import/export 9"
     include("test-fileio.jl")
-    @info "Testing import/export 10"
 end
diff --git a/test/result.bib b/test/result.bib
new file mode 100644
index 0000000..d068e07
--- /dev/null
+++ b/test/result.bib
@@ -0,0 +1,143 @@
+@misc{CiteEprint,
+ primaryClass  = {cs.AI},
+ author        = {Richoux, Florian and Baffier, Jean-François},
+ eprint        = {2002.09811},
+ year          = {2020},
+ archivePrefix = {arXiv},
+ title         = {Automatic Cost Function Learning with Interpretable Compositional Networks}
+}
+
+@article{CitekeyArticle,
+ number        = {6},
+ pages         = {1143--1148},
+ author        = {Cohen, P.  J.},
+ year          = {1963},
+ volume        = {50},
+ journal       = {Proceedings of the National Academy of Sciences},
+ title         = {The independence of the continuum hypothesis}
+}
+
+@book{CitekeyBook,
+ publisher     = {Penguin Random House},
+ address       = {New York, NY},
+ author        = {Susskind, Leonard and Hrabovsky, George},
+ year          = {2014},
+ title         = {Classical mechanics: the theoretical minimum}
+}
+
+@booklet{CitekeyBooklet,
+ howpublished  = {Distributed at the Stockholm Tourist Office},
+ publisher     = {Penguin Random House},
+ address       = {New York, NY},
+ author        = {Swetla, Maria},
+ year          = {2015},
+ month         = {{July}},
+ title         = {Canoe tours in {S}weden}
+}
+
+@inbook{CitekeyInbook,
+ howpublished  = {Distributed at the Stockholm Tourist Office},
+ publisher     = {Pearson},
+ pages         = {187--221},
+ address       = {New York, NY},
+ booktitle     = {Campbell Biology},
+ author        = {Urry, Lisa  A. and Cain, Michael  L. and Wasserman, Steven  A. and Minorsky, Peter  V. and Reece, Jane  B.},
+ year          = {2016},
+ month         = {{July}},
+ title         = {Photosynthesis}
+}
+
+@incollection{CitekeyIncollection,
+ publisher     = {Springer},
+ pages         = {1--10},
+ address       = {New York, NY},
+ booktitle     = {Flow Cytometry Protocols},
+ author        = {Shapiro, Howard M.},
+ editor        = {Hawley, Teresa S. and Hawley, Robert G.},
+ year          = {2018},
+ title         = {Flow Cytometry: The Glass Is Half Full}
+}
+
+@inproceedings{CitekeyInproceedings,
+ publisher     = {ACM},
+ pages         = {207--216},
+ address       = {New York, NY},
+ booktitle     = {Proc. of the 6th Nordic Conf. on Human-Computer Interaction},
+ author        = {Holleis, Paul and Wagner, Matthias and Koolwaaij, Johan},
+ series        = {NordiCHI},
+ year          = {2010},
+ title         = {Studying mobile context-aware social services in the wild}
+}
+
+@manual{CitekeyManual,
+ organization  = {R Foundation for Statistical Computing},
+ address       = {Vienna, Austria},
+ author        = {Team, R  Core},
+ year          = {2018},
+ title         = {{R}: A Language and Environment for Statistical Computing}
+}
+
+@mastersthesis{CitekeyMastersthesis,
+ organization  = {R Foundation for Statistical Computing},
+ school        = {Massachusetts Institute of Technology},
+ address       = {Cambridge, MA},
+ author        = {Tang, Jian},
+ year          = {1996},
+ month         = {Septembre},
+ title         = {Spin structure of the nucleon in the asymptotic limit}
+}
+
+@misc{CitekeyMisc,
+ howpublished  = {\url{https://www.nasa.gov/nh/pluto-the-other-red-planet}},
+ author        = {NASA},
+ year          = {2015},
+ title         = {Pluto: The 'Other' Red Planet}
+}
+
+@phdthesis{CitekeyPhdthesis,
+ school        = {Stanford University},
+ address       = {Stanford, CA},
+ author        = {Rempel, Robert Charles},
+ year          = {1956},
+ month         = {June},
+ title         = {Relaxation Effects for Coupled Nuclear Spins}
+}
+
+@proceedings{CitekeyProceedings,
+ publisher     = {Springer},
+ address       = {Cham, Switzerland},
+ editor        = {Stepney, Susan and Verlan, Sergey},
+ series        = {Lecture Notes in Computer Science},
+ year          = {2018},
+ volume        = {10867},
+ title         = {Proceedings of the 17th International Conference on Computation and Natural Computation, Fontainebleau, France}
+}
+
+@techreport{CitekeyTechreport,
+ author        = {Bennett, Vicki and Bowman, Kate and Wright, Sarah},
+ editor        = {Stepney, Susan and Verlan, Sergey},
+ month         = {September},
+ title         = {{W}asatch {S}olar {P}roject Final Report},
+ publisher     = {Springer},
+ number        = {DOE-SLC-6903-1},
+ address       = {Salt Lake City, UT},
+ series        = {Lecture Notes in Computer Science},
+ year          = {2018},
+ volume        = {10867},
+ institution   = {Salt Lake City Corporation}
+}
+
+@unpublished{CitekeyUnpublished,
+ author        = {Suresh, Mohinder},
+ year          = {2006},
+ title         = {Evolution: a revised theory}
+}
+
+@misc{baffier2017experimental,
+ primaryClass  = {cs.DS},
+ author        = {Baffier, Jean-François and Diez, Yago and Korman, Matias},
+ eprint        = {1706.04708},
+ year          = {2017},
+ archivePrefix = {arXiv},
+ title         = {Experimental Study of Compressed Stack Algorithms in Limited Memory Environments}
+}