@article{RSMUP_2008__119__97_0,
     author = {Lempken, Wolfgang and Parker, Christopher and Rowley, Peter},
     title = {$(S_3,S_6)${-Amalgams} {VII}},
     journal = {Rendiconti del Seminario Matematico della Universit\`a di Padova},
     pages = {97--139},
     publisher = {Seminario Matematico of the University of Padua},
     volume = {119},
     year = {2008},
     mrnumber = {2431506},
     zbl = {1171.20309},
     language = {en},
     url = {http://www.numdam.org/item/RSMUP_2008__119__97_0/}
}