Update lpres.bib (#25)

Author: stertooy

doc/lpres.bib

@@ -290,14 +290,14 @@ @Article{Nickel96
 @manual{nq,
   author = {Nickel, Werner},
   title  = {NQ},
-  note   = {A {\GAP4} package, see \cite{GAP4}},
+  note   = {A GAP4 package},
   year   = {2003}
 }
 
 @manual{ParGap,
   author = {Cooperman, Gene},
   title  = {ParGAP},
-  note   = {A {\GAP4} package, see \cite{GAP4}},
+  note   = {A GAP4 package},
   year   = {2004}
 }