Update citation information in README.HEADmaster

1 files changed, 15 insertions, 3 deletions

diff --git a/README b/README
index 7d04c1b..fe8edb8 100644
--- a/README
+++ b/README
@@ -11,6 +11,17 @@ the basis of SB functions (see Boyd 2000, chapter 17.9) in the radial direction
 and even cosines in the angular direction. The pseudo-spectral matrix is
 inverted with LAPACK.
 
+If you use this code in your research that leads to a publication, please cite
+our paper
+[1] Slicing conditions for axisymmetric gravitational collapse of Brill waves
+    https://doi.org/10.1088/1361-6382/aae1bc
+and/or
+[2] Universality of Curvature Invariants in Critical Vacuum Gravitational Collapse
+    https://doi.org/10.1103/PhysRevLett.127.011104
+
+If you modify the code, we ask that you share your changes with the author (e.g.
+via email).
+
 Building and installation
 =========================
 
@@ -18,9 +29,10 @@ The library requires LAPACKE (the C interface to LAPACK) to be present where the
 compiler and linker can find it. A C99-compliant compiler and a POSIX
 environment are expected.
 
-Simply running 'make' will then build the shared library libbrilldata.so. That
-must be copied manually to where your linker will find it (or set
-LD_LIBRARY_PATH accordingly on systems that support it).
+Simply running 'make' will then build the shared library libbrilldata.so. The
+shared library and the brill_data.h header must be copied to where the linker
+and C compiler, respectively, will find them (typically /usr/local/lib and
+/usr/local/include).
 
 Usage
 =====