July 28 2011.
• New user in Kazakhstan.

July 22, 2011.
• New release 8.7 GEOL_DH. Revisions in programs GEOL_BM, GEOL_INF, GEOL_CAL, GEOL_MIS, more details...
• Revisions in programs GRID_PP, DISTLAO, CT (toolpack KAI-2001), more details...
• Announcement! In August and September 2011 I will be sometimes inaccessible (vacation).

June 17, 2011.
• New release 8.6 GEOL_DH. Revisions in programs GEOL_INF, GEOL_ANN, GEOL_LOG, more details...
• New programs GCOORD and StripMtext. New option in CT program (toolpack KAI-2001), more details...

May 02, 2011.
• Many news in release 8.5 GEOL_DH. Revisions in programs GEOL_INF, GEOL_ANN, GEOL_CAL etc., more details...
• New options in programs RP, FACE_SEC è DISTLAO (KAI-2001 toolpack), more details...
• New user in Novosibirsk.

March 01, 2011.
• New release 8.4 GEOL_DH. Revisions in programs GEOL_ANN and GEOL_INF, more details...
• New program TA_MASK (KAI-2001 toolpack) and additions in programs CLIFF and RP, more details...

January 03, 2011..
• New and changed optiions in GEOL_DH toolpack (release 8.3), more details...