@article{RSMUP_2014__132__25_0,
     author = {Afrouzi, G. A. and Chung, N. T. and Shakeri, S.},
     title = {Positive solutions for a semipositone problem involving nonlocal operator},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {25--32},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {132},
     year = {2014},
     mrnumber = {3276823},
     zbl = {1304.35276},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_2014__132__25_0/}
}