http://lepah55qyp2fhuwxlz7bwrhzckn4gkuofivnofoeuyfpmke5x2hq.b32.i2p/archive/lenin/works/1917/7thconf2/index.htm
R.S.D.L.P. (B.) {1} APRIL 24 – 29 (MAY 7 – 12), 1917 Published: Source: Lenin
Collected Works ,
Progress Publishers, 1977 ,
Moscow, Volume 41 ,
pages 409-429.1 . Translated: Yuri