diff --git a/optim.bib b/optim.bib
index 09d1541..929d811 100644
--- a/optim.bib
+++ b/optim.bib
@@ -896,6 +896,18 @@ @article{Daniel_1973
     _updated     = {2022-06-17},
 }
 
+@report{Davidon_1959,
+    author      = {Davidon, W. C.},
+    title       = {Variable metric method for minimization},
+    type        = {techreport},
+    institution = inst-anl,
+    location    = inst-anl:adr,
+    number      = {ANL-5990},
+    year        = {1959},
+    _created    = {2022-07-20},
+    _updated    = {2022-07-20},
+}
+
 @article{Dennis_More_1974,
     author       = {{Dennis, Jr.}, J. E. and Mor\'{e}, J. J.},
     title        = {A characterization of superlinear convergence and its application to quasi-{New{\-}ton} methods},
@@ -1125,8 +1137,8 @@ @report{Fletcher_Leyffer_Toint_2006
     author      = {Fletcher, R. and Leyffer, S. and Toint, Ph. L.},
     title       = {A brief history of filter methods},
     type        = {techreport},
-    institution = inst-mcsan,
-    location    = inst-mcsan:adr,
+    institution = inst-anl,
+    location    = inst-anl:adr,
     number      = {ANL/MCS-P1372-0906},
     year        = {2006},
     _created    = {2022-04-19},
diff --git a/strings-long.bib b/strings-long.bib
index d33b0ca..68e443d 100644
--- a/strings-long.bib
+++ b/strings-long.bib
@@ -137,6 +137,9 @@ @string{s-sorfe
 %% ====================================================================
 % Departments/Institutions and their addresses
 
+@string{inst-anl = "Argonne National Laboratory"}
+@string{inst-anl:adr = "Lemont, Illinois, United States"}
+
 @string{inst-coral = "COR@L"}
 @string{inst-coral:adr = "Bethlehem, Pennsylvania, United States"}
 
@@ -164,9 +167,6 @@ @string{inst-iiasa:adr
 @string{inst-lanl = "Los Alamos National Laboratory, University of California"}
 @string{inst-lanl:adr = "Oakland, California, United States"}
 
-@string{inst-mcsan = "Mathematics and Computer Science Division, Argonne National Laboratory"}
-@string{inst-mcsan:adr = "Lemont, Illinois, United States"}
-
 @string{inst-mnsug = "Department of Mathematics and Natural Sciences, University of Groningen"}
 @string{inst-mnsug:adr = "Groningen, Netherlands"}
 
diff --git a/strings.bib b/strings.bib
index e98aca1..8b2309a 100644
--- a/strings.bib
+++ b/strings.bib
@@ -138,6 +138,9 @@ @string{s-sorfe
 %% ====================================================================
 % Departments/Institutions and their addresses
 
+@string{inst-anl = "Argonne National Laboratory"}
+@string{inst-anl:adr = "Lemont, IL, US"}
+
 @string{inst-coral = "COR@L"}
 @string{inst-coral:adr = "Bethlehem, PA, US"}
 
@@ -165,9 +168,6 @@ @string{inst-iiasa:adr
 @string{inst-lanl = "Los Alamos National Laboratory, University of California"}
 @string{inst-lanl:adr = "Oakland, CA, US"}
 
-@string{inst-mcsan = "Mathematics and Computer Science Division, Argonne National Laboratory"}
-@string{inst-mcsan:adr = "Lemont, IL, US"}
-
 @string{inst-mnsug = "Department of Mathematics and Natural Sciences, University of Groningen"}
 @string{inst-mnsug:adr = "Groningen, NL"}