restore bugfix for refrences

doc/src/fix_rigid.txt

@@ -118,8 +118,8 @@ Examples of large rigid bodies are a colloidal particle, or portions
 of a biomolecule such as a protein.
 
 Example of small rigid bodies are patchy nanoparticles, such as those
-modeled in "this paper"_#Zhang3 by Sharon Glotzer's group, clumps of
-granular particles, lipid molecules consiting of one or more point
+modeled in "this paper"_#Zhang1 by Sharon Glotzer's group, clumps of
+granular particles, lipid molecules consisting of one or more point
 dipoles connected to other spheroids or ellipsoids, irregular
 particles built from line segments (2d) or triangles (3d), and
 coarse-grain models of nano or colloidal particles consisting of a
@@ -856,5 +856,5 @@ Martyna, Tuckerman, Tobias, Klein, Mol Phys, 87, 1117.
 [(Miller)] Miller, Eleftheriou, Pattnaik, Ndirango, and Newns,
 J Chem Phys, 116, 8649 (2002).
 
-:link(Zhang3)
+:link(Zhang1)
 [(Zhang)] Zhang, Glotzer, Nanoletters, 4, 1407-1413 (2004).

doc/src/fix_thermal_conductivity.txt

@@ -136,7 +136,7 @@ kinetic energy of atoms that are in constrained molecules, e.g. via
 "fix shake"_fix_shake.html or "fix rigid"_fix_rigid.html.  This is
 because application of the constraints will alter the amount of
 transferred momentum.  You should, however, be able to use flexible
-molecules.  See the "Zhang paper"_#Zhang1 for a discussion and results
+molecules.  See the "Zhang paper"_#Zhang2 for a discussion and results
 of this idea.
 
 When running a simulation with large, massive particles or molecules
@@ -158,6 +158,6 @@ The option defaults are swap = 1.
 :link(Muller-Plathe1)
 [(Muller-Plathe)] Muller-Plathe, J Chem Phys, 106, 6082 (1997).
 
-:link(Zhang1)
+:link(Zhang2)
 [(Zhang)] Zhang, Lussetti, de Souza, Muller-Plathe, J Phys Chem B,
 109, 15060-15067 (2005).

doc/src/pair_gran.txt

@@ -45,7 +45,7 @@ pair_style gran/hooke 200000.0 70000.0 50.0 30.0 0.5 0 :pre
 The {gran} styles use the following formulas for the frictional force
 between two granular particles, as described in
 "(Brilliantov)"_#Brilliantov, "(Silbert)"_#Silbert, and
-"(Zhang)"_#Zhang4, when the distance r between two particles of radii
+"(Zhang)"_#Zhang3, when the distance r between two particles of radii
 Ri and Rj is less than their contact distance d = Ri + Rj.  There is
 no force between the particles when r > d.
 
@@ -115,7 +115,7 @@ gamma_t is in units of (1/(time*distance)).
 Note that in the Hookean case, Kn can be thought of as a linear spring
 constant with units of force/distance.  In the Hertzian case, Kn is
 like a non-linear spring constant with units of force/area or
-pressure, and as shown in the "(Zhang)"_#Zhang4 paper, Kn = 4G /
+pressure, and as shown in the "(Zhang)"_#Zhang3 paper, Kn = 4G /
 (3(1-nu)) where nu = the Poisson ratio, G = shear modulus = E /
 (2(1+nu)), and E = Young's modulus.  Similarly, Kt = 4G / (2-nu).
 (NOTE: in an earlier version of the manual, we incorrectly stated that
@@ -267,5 +267,5 @@ p 5382-5392 (1996).
 [(Silbert)] Silbert, Ertas, Grest, Halsey, Levine, Plimpton, Phys Rev
 E, 64, p 051302 (2001).
 
-:link(Zhang4)
+:link(Zhang3)
 [(Zhang)] Zhang and Makse, Phys Rev E, 72, p 011301 (2005).