[n] A. Khan, “Quantum Mechanical Aspects of the Halo Puzzle”, in Proc. PAC'99, New York, NY, USA, Mar. 1999, paper THP136, pp. 3280-3281.
%\cite{Khan:PAC99-THP136} \bibitem{Khan:PAC99-THP136} A. Khan, \textquotedblleft{Quantum Mechanical Aspects of the Halo Puzzle}\textquotedblright, in \emph{Proc. PAC’99}, New York, NY, USA, Mar. 1999, paper THP136, pp. 3280--3281.
@inproceedings{khan:pac99-thp136, author = {A. Khan}, title = {{Quantum Mechanical Aspects of the Halo Puzzle}}, booktitle = {Proc. PAC'99}, pages = {3280--3281}, paper = {THP136}, venue = {New York, NY, USA, Mar. 1999}, publisher = {JACoW Publishing, Geneva, Switzerland}, url = {https://jacow.org/p99/papers/THP136.pdf}, language = {english} }