Albares, P.
Estevez, P. G.
Radha, R.
Saranya, R.
Funding for this research was provided by:
MINECO (MAT2013-46308, MAT2016-75955)
Junta de Castillay Leon (SA045U16)
Department of Atomic Energy - National Board of Higher Mathematics (2/48(21)/2014/NBHM(R.P.) /R & D II/15451)
Council of Scientific and Industrial Research (03(1323)/14/EMR-II)
Department of Science and Technology (SR/S2/HEP-26/2012)