need to know the logic of summarised bom

hi friends

i need to know the multilevel bom explosion using cs13

input is material number

plant

output is

header material:

description :

summarised bom

component description quantity unit

if i give the input 1 to 10

it ll give the output of 1 to 10 of material with bom

can anyone give the table and field details

if u have code send me

Regards

ds