Geodesic
Cosine Functions of Unbounded Operators and Second Order Differential Equations
Mathematica balkanica, Tome 4 (1990) no. 3-4, p. 329

Voir la notice de l'article provenant de la source Mathematicac Balkanica website

@article{MABA_1990_4_3-4_a10,
     author = {Jan Niechwiej},
     title = {Cosine {Functions} of {Unbounded} {Operators} and {Second} {Order} {Differential} {Equations}},
     journal = {Mathematica balkanica},
     pages = {329},
     publisher = {mathdoc},
     volume = {4},
     number = {3-4},
     year = {1990},
     url = {http://geodesic.mathdoc.fr/item/MABA_1990_4_3-4_a10/}
}
TY  - JOUR
AU  - Jan Niechwiej
TI  - Cosine Functions of Unbounded Operators and Second Order Differential Equations
JO  - Mathematica balkanica
PY  - 1990
SP  - 329
VL  - 4
IS  - 3-4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MABA_1990_4_3-4_a10/
ID  - MABA_1990_4_3-4_a10
ER  - 
%0 Journal Article
%A Jan Niechwiej
%T Cosine Functions of Unbounded Operators and Second Order Differential Equations
%J Mathematica balkanica
%D 1990
%P 329
%V 4
%N 3-4
%I mathdoc
%U http://geodesic.mathdoc.fr/item/MABA_1990_4_3-4_a10/
%F MABA_1990_4_3-4_a10
Jan Niechwiej. Cosine Functions of Unbounded Operators and Second Order Differential Equations. Mathematica balkanica, Tome 4 (1990) no. 3-4, p. 329. http://geodesic.mathdoc.fr/item/MABA_1990_4_3-4_a10/