Gunaratna 2002, pp.95–96. "al-Qaeda's global network, as we know it today, was created while it was based in Khartoum, from December 1991 till May 1996. To coordinate its overt and covert operations as al-Qaeda's ambitions and resources increased, it developed a decentralised, regional structure. [...] As a global multinational, al-Qaeda makes its constituent nationalities and ethnic groups, of which there are several dozen, responsible for a particular geographic region. Though its modus operandi is cellular, familial relationships play a key role." See also:
Gunaratna 2002, pp.95–96. "al-Qaeda's global network, as we know it today, was created while it was based in Khartoum, from December 1991 till May 1996. To coordinate its overt and covert operations as al-Qaeda's ambitions and resources increased, it developed a decentralised, regional structure. [...] As a global multinational, al-Qaeda makes its constituent nationalities and ethnic groups, of which there are several dozen, responsible for a particular geographic region. Though its modus operandi is cellular, familial relationships play a key role." See also:
Gunaratna 2002, pp.95–96. "al-Qaeda's global network, as we know it today, was created while it was based in Khartoum, from December 1991 till May 1996. To coordinate its overt and covert operations as al-Qaeda's ambitions and resources increased, it developed a decentralised, regional structure. [...] As a global multinational, al-Qaeda makes its constituent nationalities and ethnic groups, of which there are several dozen, responsible for a particular geographic region. Though its modus operandi is cellular, familial relationships play a key role." See also:
United States District Court, Southern District of New York (February 6, 2001). "Testimony of Jamal Ahmad Al-Fadl". United States v. Usama bin Laden. James Martin Center for Nonproliferation Studies. Archived from the original on 2001-12-14. Retrieved 2008-09-03.
United States District Court, Southern District of New York (February 6, 2001). "Testimony of Jamal Ahmad Al-Fadl". United States v. Usama bin Laden. James Martin Center for Nonproliferation Studies. Archived from the original on 2001-12-14. Retrieved 2008-09-03.