@article{JFAA_2000__6_1_59630,
     author = {Robert R. Park and Leonard F. Richardson},
     title = {Pompeiu {Sets} in {Compact} {Heisenberg} {Manifolds.}},
     journal = {The journal of Fourier analysis and applications},
     pages = {43--54},
     year = {2000},
     volume = {6},
     number = {1},
     zbl = {0956.43002},
     url = {http://geodesic.mathdoc.fr/item/JFAA_2000__6_1_59630/}
}