From the producer:

This is Swedish Volunteers - bringing the Swedish Volunteers' order of battle into the Advanced Squad Leader system, thus enabling you to command every major gun, support weapon, and troop type used by the Swedish Volunteers throughout the war.

• Märkäjärvi, Finland, 27 February 1940
• OS, Norway, 2 May 1940
• Shemenski, Russia, 18 April 1942
• South of Näätälä, Finland, 21 June 1944
• North ot Tali, Finland, 25 June 1944

http://www.marmeladov.com/svevol/

This scenario pack requires the following:

• Advanced Squad Leader
• Beyond Valor: ASL Module 1
• For King and Country - ASL module 5a or West of Alamein - ASL Module 5
• The Last Hurrah - ASL Module 6 or Doomed Battalions - ASL Module 11
• Mapboards: u, 2, 5, 8, 10, 17, 19, 24, 34, 38, 42, 44, 50, 52
• Overlays: OW1, O3, Wd5, B2, B4, St3, 4, Hi2, Hi3, and Hi4 are required

(one scenario also requires overlays Wd2, OG2, P1, M4, Wd1, M2, P2, M1, OG1, M3, Wd4, P3 and B1).