app/views/promethee/edit/_radiobuttons.html.erb
<div class="form-group">
<label class="label-control"><%= label %></label>
<div style="margin-left: 2px">
<% values.each do |value| %>
<label class="radio-inline form-check form-check-inline"> <input ng-model="<%= model %>" type="radio" value="<%= value %>" class="form-check-input" /><%= value.humanize %> </label>
<% end %>
</div>
</div>