Style de citation APA (7e éd.)

Biswas, N., Das, U., & Sarkar, A. (2022). On the fourth order semipositone problem in $\mathbb{R}^N$.

Style de citation Chicago (17e éd.)

Biswas, Nirjan, Ujjal Das, et Abhishek Sarkar. On the Fourth Order Semipositone Problem in $\mathbb{R}^N$. 2022.

Style de citation MLA (9e éd.)

Biswas, Nirjan, et al. On the Fourth Order Semipositone Problem in $\mathbb{R}^N$. 2022.