Carbonel, Loneza G.  <br/><br/>
On crossing number of graphs 
Loneza G. Carbonel  
 -  2009 
 - xi, 33 leaves   28 cm. 
<br/><br/> Thesis (M.A. Math) -- Mariano Marcos State University, Laoag City 
<br/><br/>Bibliography: leaf 33