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Venkatesh, DN and Shrinivasa, U (1996) Plate bending with hexahedral PN elements. In: Computers and Structures, 60 (4). pp. 635-641.
Venkatesh, DN and Shrinivasa, U (1995) Generation of an eight node brick element using Papcovitch-Neuber functions. In: Computers & Structures, 54 (6). pp. 1077-1084.
Venkatesh, DN and Shrinivasa, U (1994) Solid finite elements through three decades. In: Sadhana : Academy Proceedings in Engineering Sciences, 19 (part 2). pp. 271-287.