TY  - RPRT
TI  - A variable-metric algorithm employing linear and quadratic penalties
AU  - Kelley, H. J.
AU  - Lefton, L.
AU  - Johnson, I. L., Jr.
PY  - 1975
UR  - https://ntrs.nasa.gov/citations/19760028320
ID  - 19760028320
ER  -