R.x86_64 (R-core) on SL7.0

[Semi]

I tried to install R.x86_64 (R-core) on RHEL7
But blas-devel and lapack-devel texinfo-tex unavailable in epel 
repositories.
It will be any solution in SL7.0?
---> Package R-core-devel.x86_64 0:3.1.0-5.el7 will be installed
--More--Error: Package: R-core-devel-3.1.0-5.el7.x86_64 (epel)
           Requires: *blas-devel* >= 3.0
Error: Package: R-core-devel-3.1.0-5.el7.x86_64 (epel)
           Requires: *lapack-devel*
Error: Package: R-core-devel-3.1.0-5.el7.x86_64 (epel)
           Requires: *texinfo-tex*