Update bibs.

bibs/header.bib

@@ -286,6 +286,7 @@
 @STRING{pldi12      = pldi # ", Beijing, China" }
 @STRING{pldi13      = pldi # ", Seattle, Washington" }
 @STRING{pldi14      = pldi # ", Edinburgh, Scotland" }
+@STRING{pldi15      = pldi # ", Portland, Oregon" }
 @STRING{pldi16      = pldi # ", Santa Barbara, California" }
 @STRING{pldi18      = pldi # ", Philadelphia, Pennsylvania" }
 @STRING{pldi19      = pldi # ", Phoenix, Arizona" }
@@ -589,6 +590,7 @@
   (LFCS)} }
 @STRING{mfps      = {Conference on the Mathematical Foundations of Programming
                     Semantics (MFPS)} }
+@STRING{nfm       = {{NASA} Formal Methods Symposium (NFM)} }
 @STRING{osdi      = {USENIX Symposium on Operating Systems Design and
                     Implementation (OSDI)} }
 @STRING{paste     = {ACM SIGPLAN--SIGSOFT Workshop on Program Analysis for
@@ -767,6 +769,7 @@ STRING{fse08        = fse # ", Atlanta, Georgia" }
 @STRING{icalp18     = icalp # ", Prague, Czech Republic" }
 % ---
 @STRING{icse14      = icse # ", Hyderabad, India" }
+@STRING{icse19      = icse # ", Montr{\'e}al, Qu{\'e}bec" }
 % ---
 @STRING{ictac18     = ictac # ", Stellenbosch, South Africa" }
 % ---
@@ -798,6 +801,9 @@ STRING{fse08        = fse # ", Atlanta, Georgia" }
 @STRING{mfps15      = mfps # ", Nijmegen, The Netherlands" }
 @STRING{mfps16      = mfps # ", Pittsburgh, Pennsylvania" }
 % ---
+@STRING{nfm11       = nfm # ", Pasadena, California" }
+@STRING{nfm15       = nfm # ", Pasadena, California" }
+% ---
 @STRING{osdi96      = osdi # ", Seattle, Washington" }
 @STRING{osdi00      = osdi # ", San Diego, California" }
 @STRING{osdi12      = osdi # ", Hollywood, California" }