@article{10_4064_fm200_2_1,
     author = {Evelyn L. Hart and Philip R. Heath and Edward C. Keppelmann},
     title = {Algorithms for {Nielsen} type periodic numbers
 of maps with remnant on surfaces with
 boundary and on bouquets of circles {I}},
     journal = {Fundamenta Mathematicae},
     pages = {101--132},
     publisher = {mathdoc},
     volume = {200},
     number = {2},
     year = {2008},
     doi = {10.4064/fm200-2-1},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/fm200-2-1/}
}