Basket, flat plumbing and flat plumbing basket numbers of links
  We define the basket number, the flat plumbing number and the flat plumbing basket number of a link. Then we provide some upperbounds for these plumbing numbers by using Seifert's algorithm. We study the relation between these plumbing numbers and the genera of links. 
Yongju Bae, Dongseok Kim and Chan-Young Park