diff --git a/pkgs/development/python-modules/latexcodec/default.nix b/pkgs/development/python-modules/latexcodec/default.nix
new file mode 100644
index 000000000000..3b639ee2afb9
--- /dev/null
+++ b/pkgs/development/python-modules/latexcodec/default.nix
@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchPypi, six }:
+
+buildPythonPackage rec {
+  pname = "latexcodec";
+  version = "1.0.5";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0zdd1gf24i83ykadx0y30n3001j43scqr2saql3vckk5c39dj1wn";
+  };
+
+  propagatedBuildInputs = [ six ];
+
+  meta = {
+    homepage = "https://github.com/mcmtroffaes/latexcodec";
+    description = "Lexer and codec to work with LaTeX code in Python";
+    license = stdenv.lib.licenses.mit;
+  };
+
+}
diff --git a/pkgs/development/python-modules/oset/default.nix b/pkgs/development/python-modules/oset/default.nix
new file mode 100644
index 000000000000..aa435b403e8b
--- /dev/null
+++ b/pkgs/development/python-modules/oset/default.nix
@@ -0,0 +1,19 @@
+{ stdenv, buildPythonPackage, fetchPypi }:
+
+buildPythonPackage rec {
+  pname = "oset";
+  version = "0.1.3";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "017rr1m72s2fh9bmz5vrvc5mshczgzisi5894v9zkvvfr7gdf7sc";
+  };
+
+  doCheck = false;
+
+  meta = {
+    description = "Ordered set";
+    license = stdenv.lib.licenses.psfl;
+  };
+
+}
diff --git a/pkgs/development/python-modules/pybtex-docutils/default.nix b/pkgs/development/python-modules/pybtex-docutils/default.nix
new file mode 100644
index 000000000000..45d907df2233
--- /dev/null
+++ b/pkgs/development/python-modules/pybtex-docutils/default.nix
@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchPypi, docutils, pybtex, six }:
+
+buildPythonPackage rec {
+  version = "0.2.1";
+  pname = "pybtex-docutils";
+
+  doCheck = false;
+  buildInputs = [ docutils pybtex six ];
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "0dqk4lplij7rbqqi4dbpw3wzr4wj08ysswvdibls6s0x3ij7bc74";
+  };
+
+  meta = {
+    description = "A docutils backend for pybtex";
+    homepage = "https://github.com/mcmtroffaes/pybtex-docutils";
+    license = stdenv.lib.licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/pybtex/default.nix b/pkgs/development/python-modules/pybtex/default.nix
new file mode 100644
index 000000000000..20689255435a
--- /dev/null
+++ b/pkgs/development/python-modules/pybtex/default.nix
@@ -0,0 +1,20 @@
+{ stdenv, buildPythonPackage, fetchPypi, latexcodec, pyyaml }:
+
+buildPythonPackage rec {
+  version = "0.21";
+  pname = "pybtex";
+
+  doCheck = false;
+  propagatedBuildInputs = [ latexcodec pyyaml ];
+
+  src = fetchPypi {
+    inherit version pname;
+    sha256 = "00300j8dn5pxq4ndxmfmbmycg2znawkqs49val2x6jlmfiy6r2mg";
+  };
+
+  meta = {
+    homepage = "https://pybtex.org/";
+    description = "A BibTeX-compatible bibliography processor written in Python";
+    license = stdenv.lib.licenses.mit;
+  };
+}
diff --git a/pkgs/development/python-modules/sphinxcontrib-bibtex/default.nix b/pkgs/development/python-modules/sphinxcontrib-bibtex/default.nix
new file mode 100644
index 000000000000..4911c982cd06
--- /dev/null
+++ b/pkgs/development/python-modules/sphinxcontrib-bibtex/default.nix
@@ -0,0 +1,22 @@
+{ stdenv, buildPythonPackage, fetchPypi
+, oset, pybtex, pybtex-docutils, sphinx
+}:
+
+buildPythonPackage rec {
+  version = "0.3.6";
+  pname = "sphinxcontrib-bibtex";
+
+  src = fetchPypi {
+    inherit pname version;
+    sha256 = "1mfl3k6axq6rzqwq62fj8y9gabim2zcvydjpqmjj27f8v1qw0kpc";
+  };
+
+  propagatedBuildInputs = [ oset pybtex pybtex-docutils sphinx ];
+
+  meta = {
+    description = "A Sphinx extension for BibTeX style citations";
+    homepage = "https://github.com/mcmtroffaes/sphinxcontrib-bibtex";
+    license = stdenv.lib.licenses.bsd2;
+  };
+
+}
diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 76fbeb202dc1..aa7417663159 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -5297,6 +5297,8 @@ in {
     };
   };
 
+  latexcodec = callPackage ../development/python-modules/latexcodec {};
+
   libsexy = callPackage ../development/python-modules/libsexy {
     libsexy = pkgs.libsexy;
   };
@@ -5723,6 +5725,7 @@ in {
 
   odfpy = callPackage ../development/python-modules/odfpy { };
 
+  oset = callPackage ../development/python-modules/oset { };
 
   pamela = buildPythonPackage rec {
     name = "pamela-${version}";
@@ -5966,6 +5969,10 @@ in {
     };
   };
 
+  pybtex = callPackage ../development/python-modules/pybtex {};
+
+  pybtex-docutils = callPackage ../development/python-modules/pybtex-docutils {};
+
   pycallgraph = buildPythonPackage rec {
     name = "pycallgraph-${version}";
     version = "1.0.1";
@@ -16264,6 +16271,8 @@ in {
 
   sphinx-testing = callPackage ../development/python-modules/sphinx-testing { };
 
+  sphinxcontrib-bibtex = callPackage ../development/python-modules/sphinxcontrib-bibtex {};
+
   sphinxcontrib-blockdiag = buildPythonPackage (rec {
     name = "${pname}-${version}";
     pname = "sphinxcontrib-blockdiag";