TY  - JOUR
AU  - Debnath, Indira P.
AU  - Pokharna, Nisha
TI  - On optimality and duality in interval-valued variational problem with $B (p , r)$-invexity 
JO  - RAIRO. Operations Research
PY  - 2021
SP  - 1909
EP  - 1932
VL  - 55
IS  - 3
PB  - EDP-Sciences
UR  - https://www.numdam.org/articles/10.1051/ro/2021088/
DO  - 10.1051/ro/2021088
LA  - en
ID  - RO_2021__55_3_1909_0
ER  -