Panagiotopoulos, P. D. Nonconvex energy functions. Hemivariational inequalities and substationarity principles. (English) Zbl 0538.73018 Acta Mech. 48, 111-130 (1983). Reviewer: W.Barański MSC: 74S30 74A20 49S05 49J40 26A27 × Cite Format Result Cite Review PDF Full Text: DOI
Panagiotopoulos, P. D. Superpotentials in the sense of Clarke and in the sense of Warga and applications. (English) Zbl 0514.73011 Z. Angew. Math. Mech. 62, T147-T149 (1982). MSC: 74S30 49J40 49K15 26A27 74A15 74A99 26B35 26B05 × Cite Format Result Cite Review PDF