The following publications are possibly variants of this publication:
- Proximal level bundle methods for convex nondifferentiable optimization, saddle-point problems and variational inequalitiesKrzysztof C. Kiwiel. mp, 69:89-109, 1995.
- A tilted cutting plane proximal bundle method for convex nondifferentiable optimizationKrzysztof C. Kiwiel. orl, 10(2):75-81, 1991. [doi]
- A bundle Bregman proximal method for convex nondifferentiable minimizationKrzysztof C. Kiwiel. mp, 85(2):241-258, 1999. [doi]
- Exact penalty functions in proximal bundle methods for constrained convex nondifferentiable minimizationKrzysztof C. Kiwiel. mp, 52:285-302, 1991.
- Proximity Control in Bundle Methods for Convex Nondifferentiable MinimizationKrzysztof C. Kiwiel. mp, 46:105-122, 1990.