Business Server Pages
There is a very good documentation about BSP on SDN side.First is the BSP area where you will find all the links related to BSP.Hey what more you want
https://www.sdn.sap.com/irj/sdn/abap?rid=/webcontent/uuid/74b23fef-0b01-0010-868a-e99de4e6d03c
...ya I wants the blogs..so you will also find lots of blogs on BSP here
https://www.sdn.sap.com/irj/sdn/weblogs?blog=/weblogs/topic/24
not to forget SAP Help
http://help.sap.com/saphelp_nw04/helpdata/en/e6/e23fd8c47e11d4ad320000e83539c3/frameset.htm
I think this is more than enough but I am wrong I found a very good book on BSP on eSnips.com
http://www.esnips.com/doc/379532ff-c08d-4f3c-9903-0cd851c53b1a/BSP-Training
......lots more to come
