TY  - RPRT
TI  - Solving large mixed linear models using preconditioned conjugate gradient iteration.
AU  - I Strandén
AU  - M Lidauer
PY  - 1999
DO  - 10.3168/jds.s0022-0302(99)75535-9
UR  - https://pubmed.ncbi.nlm.nih.gov/10629826/
ID  - 10629826
ER  -