Haag D, Cartarius H, Wunner G. A BOSE-EINSTEIN CONDENSATE WITH PT-SYMMETRIC DOUBLE-DELTA FUNCTION LOSS AND GAIN IN A HARMONIC TRAP: A TEST OF RIGOROUS ESTIMATES. Acta Polytech [Internet]. 2014 Apr. 30 [cited 2024 May 7];54(2):116-21. Available from: https://ojs.cvut.cz/ojs/index.php/ap/article/view/2083