Condensate fraction and critical temperature of interacting Bose gas in anharmonic trapSudip Kumar Haldar, Barnali Chakrabarti, Satadal Bhattacharyya and Tapan Kumar DasEur. Phys. J. D, 68 9 (2014) 262DOI: https://doi.org/10.1140/epjd/e2014-50337-6