Trees in algebra and programming, 6th Colloquium, Genoa ,March 5 7, 1981  proceedings 
edited by E.Astesians and C.Bohm 
 - Berlin  Springer-Verlag  1981 
 - Lecture notes in computer science  112 .
<br/><br/><br/>engfre 
<br/><br/><label>ISBN: </label>3540108289 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Tress (graph theory)--Data processing--Congresses<br/>Data structures (Computer Science)--Congresses<br/>Computational complexity--Congresses